21477414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6473}}^1$

素因数の和:6564

約数の個数: 32

約数和(自身を含む): 49720320

約数和(自身を除く): 28242906

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 158, 237, 474, 553, 1106, 1659, 3318, 6473, 12946, 19419, 38838, 45311, 90622, 135933, 271866, 511367, 1022734, 1534101, 3068202, 3579569, 7159138, 10738707, 21477414]

約数ペア:

[(1, 21477414), (2, 10738707), (3, 7159138), (6, 3579569), (7, 3068202), (14, 1534101), (21, 1022734), (42, 511367), (79, 271866), (158, 135933), (237, 90622), (474, 45311), (553, 38838), (1106, 19419), (1659, 12946), (3318, 6473)]