21007865280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1151747}}^1$

素因数の和:1151786

約数の個数: 112

約数和(自身を含む): 70210558080

約数和(自身を除く): 49202692800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1216, 1520, 1824, 2280, 3040, 3648, 4560, 6080, 9120, 18240, 1151747, 2303494, 3455241, 4606988, 5758735, 6910482, 9213976, 11517470, 13820964, 17276205, 18427952, 21883193, 23034940, 27641928, 34552410, 36855904, 43766386, 46069880, 55283856, 65649579, 69104820, 73711808, 87532772, 92139760, 109415965, 110567712, 131299158, 138209640, 175065544, 184279520, 218831930, 221135424, 262598316, 276419280, 328247895, 350131088, 368559040, 437663860, 525196632, 552838560, 656495790, 700262176, 875327720, 1050393264, 1105677120, 1312991580, 1400524352, 1750655440, 2100786528, 2625983160, 3501310880, 4201573056, 5251966320, 7002621760, 10503932640, 21007865280]

約数ペア:

[(1, 21007865280), (2, 10503932640), (3, 7002621760), (4, 5251966320), (5, 4201573056), (6, 3501310880), (8, 2625983160), (10, 2100786528), (12, 1750655440), (15, 1400524352), (16, 1312991580), (19, 1105677120), (20, 1050393264), (24, 875327720), (30, 700262176), (32, 656495790), (38, 552838560), (40, 525196632), (48, 437663860), (57, 368559040), (60, 350131088), (64, 328247895), (76, 276419280), (80, 262598316), (95, 221135424), (96, 218831930), (114, 184279520), (120, 175065544), (152, 138209640), (160, 131299158), (190, 110567712), (192, 109415965), (228, 92139760), (240, 87532772), (285, 73711808), (304, 69104820), (320, 65649579), (380, 55283856), (456, 46069880), (480, 43766386), (570, 36855904), (608, 34552410), (760, 27641928), (912, 23034940), (960, 21883193), (1140, 18427952), (1216, 17276205), (1520, 13820964), (1824, 11517470), (2280, 9213976), (3040, 6910482), (3648, 5758735), (4560, 4606988), (6080, 3455241), (9120, 2303494), (18240, 1151747)]