21895068

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 37375332

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 83, 89, 114, 156, 166, 178, 228, 247, 249, 267, 332, 356, 494, 498, 534, 741, 988, 996, 1068, 1079, 1157, 1482, 1577, 1691, 2158, 2314, 2964, 3154, 3237, 3382, 3471, 4316, 4628, 4731, 5073, 6308, 6474, 6764, 6942, 7387, 9462, 10146, 12948, 13884, 14774, 18924, 20292, 20501, 21983, 22161, 29548, 41002, 43966, 44322, 61503, 65949, 82004, 87932, 88644, 96031, 123006, 131898, 140353, 192062, 246012, 263796, 280706, 288093, 384124, 421059, 561412, 576186, 842118, 1152372, 1684236, 1824589, 3649178, 5473767, 7298356, 10947534, 21895068]

約数ペア:

[(1, 21895068), (2, 10947534), (3, 7298356), (4, 5473767), (6, 3649178), (12, 1824589), (13, 1684236), (19, 1152372), (26, 842118), (38, 576186), (39, 561412), (52, 421059), (57, 384124), (76, 288093), (78, 280706), (83, 263796), (89, 246012), (114, 192062), (156, 140353), (166, 131898), (178, 123006), (228, 96031), (247, 88644), (249, 87932), (267, 82004), (332, 65949), (356, 61503), (494, 44322), (498, 43966), (534, 41002), (741, 29548), (988, 22161), (996, 21983), (1068, 20501), (1079, 20292), (1157, 18924), (1482, 14774), (1577, 13884), (1691, 12948), (2158, 10146), (2314, 9462), (2964, 7387), (3154, 6942), (3237, 6764), (3382, 6474), (3471, 6308), (4316, 5073), (4628, 4731)]