21167994855

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{3673}}^1\times {\mathrm{7841}}^1$

素因数の和:11536

約数の個数: 48

約数和(自身を含む): 39414142944

約数和(自身を除く): 18246148089

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 3673, 7841, 11019, 18365, 23523, 25711, 39205, 54887, 55095, 77133, 117615, 128555, 164661, 179977, 274435, 384209, 385665, 539931, 823305, 899885, 1152627, 1921045, 2699655, 5763135, 28799993, 86399979, 143999965, 201599951, 431999895, 604799853, 1007999755, 1411199657, 3023999265, 4233598971, 7055998285, 21167994855]

約数ペア:

[(1, 21167994855), (3, 7055998285), (5, 4233598971), (7, 3023999265), (15, 1411199657), (21, 1007999755), (35, 604799853), (49, 431999895), (105, 201599951), (147, 143999965), (245, 86399979), (735, 28799993), (3673, 5763135), (7841, 2699655), (11019, 1921045), (18365, 1152627), (23523, 899885), (25711, 823305), (39205, 539931), (54887, 385665), (55095, 384209), (77133, 274435), (117615, 179977), (128555, 164661)]