21917154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{827}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 50236416

約数和(自身を除く): 28319262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 631, 827, 1262, 1654, 1893, 2481, 3786, 4417, 4962, 5789, 8834, 11578, 13251, 17367, 26502, 34734, 521837, 1043674, 1565511, 3131022, 3652859, 7305718, 10958577, 21917154]

約数ペア:

[(1, 21917154), (2, 10958577), (3, 7305718), (6, 3652859), (7, 3131022), (14, 1565511), (21, 1043674), (42, 521837), (631, 34734), (827, 26502), (1262, 17367), (1654, 13251), (1893, 11578), (2481, 8834), (3786, 5789), (4417, 4962)]