21210688

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17443}}^1$

素因数の和:17474

約数の個数: 28

約数和(自身を含む): 44307760

約数和(自身を除く): 23097072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17443, 34886, 69772, 139544, 279088, 331417, 558176, 662834, 1116352, 1325668, 2651336, 5302672, 10605344, 21210688]

約数ペア:

[(1, 21210688), (2, 10605344), (4, 5302672), (8, 2651336), (16, 1325668), (19, 1116352), (32, 662834), (38, 558176), (64, 331417), (76, 279088), (152, 139544), (304, 69772), (608, 34886), (1216, 17443)]