21838804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3853}}^1$

素因数の和:3979

約数の個数: 24

約数和(自身を含む): 41546120

約数和(自身を除く): 19707316

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 3853, 5668, 7706, 15412, 50089, 100178, 200356, 419977, 839954, 1679908, 5459701, 10919402, 21838804]

約数ペア:

[(1, 21838804), (2, 10919402), (4, 5459701), (13, 1679908), (26, 839954), (52, 419977), (109, 200356), (218, 100178), (436, 50089), (1417, 15412), (2834, 7706), (3853, 5668)]