21497912064

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{1237}}^1$

素因数の和:1675

約数の個数: 216

約数和(自身を含む): 65463310640

約数和(自身を除く): 43965398576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 228, 256, 288, 304, 342, 384, 397, 456, 576, 608, 684, 768, 794, 912, 1152, 1191, 1216, 1237, 1368, 1588, 1824, 2304, 2382, 2432, 2474, 2736, 3176, 3573, 3648, 3711, 4764, 4864, 4948, 5472, 6352, 7146, 7296, 7422, 7543, 9528, 9896, 10944, 11133, 12704, 14292, 14592, 14844, 15086, 19056, 19792, 21888, 22266, 22629, 23503, 25408, 28584, 29688, 30172, 38112, 39584, 43776, 44532, 45258, 47006, 50816, 57168, 59376, 60344, 67887, 70509, 76224, 79168, 89064, 90516, 94012, 101632, 114336, 118752, 120688, 135774, 141018, 152448, 158336, 178128, 181032, 188024, 211527, 228672, 237504, 241376, 271548, 282036, 304896, 316672, 356256, 362064, 376048, 423054, 457344, 475008, 482752, 491089, 543096, 564072, 712512, 724128, 752096, 846108, 914688, 950016, 965504, 982178, 1086192, 1128144, 1425024, 1448256, 1473267, 1504192, 1692216, 1931008, 1964356, 2172384, 2256288, 2850048, 2896512, 2946534, 3008384, 3384432, 3928712, 4344768, 4419801, 4512576, 5793024, 5893068, 6016768, 6768864, 7857424, 8689536, 8839602, 9025152, 9330691, 11786136, 13537728, 15714848, 17379072, 17679204, 18050304, 18661382, 23572272, 27075456, 27992073, 31429696, 35358408, 37322764, 47144544, 54150912, 55984146, 62859392, 70716816, 74645528, 83976219, 94289088, 111968292, 125718784, 141433632, 149291056, 167952438, 188578176, 223936584, 282867264, 298582112, 335904876, 377156352, 447873168, 565734528, 597164224, 671809752, 895746336, 1131469056, 1194328448, 1343619504, 1791492672, 2388656896, 2687239008, 3582985344, 5374478016, 7165970688, 10748956032, 21497912064]

約数ペア:

[(1, 21497912064), (2, 10748956032), (3, 7165970688), (4, 5374478016), (6, 3582985344), (8, 2687239008), (9, 2388656896), (12, 1791492672), (16, 1343619504), (18, 1194328448), (19, 1131469056), (24, 895746336), (32, 671809752), (36, 597164224), (38, 565734528), (48, 447873168), (57, 377156352), (64, 335904876), (72, 298582112), (76, 282867264), (96, 223936584), (114, 188578176), (128, 167952438), (144, 149291056), (152, 141433632), (171, 125718784), (192, 111968292), (228, 94289088), (256, 83976219), (288, 74645528), (304, 70716816), (342, 62859392), (384, 55984146), (397, 54150912), (456, 47144544), (576, 37322764), (608, 35358408), (684, 31429696), (768, 27992073), (794, 27075456), (912, 23572272), (1152, 18661382), (1191, 18050304), (1216, 17679204), (1237, 17379072), (1368, 15714848), (1588, 13537728), (1824, 11786136), (2304, 9330691), (2382, 9025152), (2432, 8839602), (2474, 8689536), (2736, 7857424), (3176, 6768864), (3573, 6016768), (3648, 5893068), (3711, 5793024), (4764, 4512576), (4864, 4419801), (4948, 4344768), (5472, 3928712), (6352, 3384432), (7146, 3008384), (7296, 2946534), (7422, 2896512), (7543, 2850048), (9528, 2256288), (9896, 2172384), (10944, 1964356), (11133, 1931008), (12704, 1692216), (14292, 1504192), (14592, 1473267), (14844, 1448256), (15086, 1425024), (19056, 1128144), (19792, 1086192), (21888, 982178), (22266, 965504), (22629, 950016), (23503, 914688), (25408, 846108), (28584, 752096), (29688, 724128), (30172, 712512), (38112, 564072), (39584, 543096), (43776, 491089), (44532, 482752), (45258, 475008), (47006, 457344), (50816, 423054), (57168, 376048), (59376, 362064), (60344, 356256), (67887, 316672), (70509, 304896), (76224, 282036), (79168, 271548), (89064, 241376), (90516, 237504), (94012, 228672), (101632, 211527), (114336, 188024), (118752, 181032), (120688, 178128), (135774, 158336), (141018, 152448)]