21554570

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 40186368

約数和(自身を除く): 18631798

約数列:

[1, 2, 5, 10, 53, 67, 106, 134, 265, 335, 530, 607, 670, 1214, 3035, 3551, 6070, 7102, 17755, 32171, 35510, 40669, 64342, 81338, 160855, 203345, 321710, 406690, 2155457, 4310914, 10777285, 21554570]

約数ペア:

[(1, 21554570), (2, 10777285), (5, 4310914), (10, 2155457), (53, 406690), (67, 321710), (106, 203345), (134, 160855), (265, 81338), (335, 64342), (530, 40669), (607, 35510), (670, 32171), (1214, 17755), (3035, 7102), (3551, 6070)]