21429826

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{5209}}^1$

素因数の和:5250

約数の個数: 24

約数和(自身を含む): 37418220

約数和(自身を除く): 15988394

約数列:

[1, 2, 11, 17, 22, 34, 121, 187, 242, 374, 2057, 4114, 5209, 10418, 57299, 88553, 114598, 177106, 630289, 974083, 1260578, 1948166, 10714913, 21429826]

約数ペア:

[(1, 21429826), (2, 10714913), (11, 1948166), (17, 1260578), (22, 974083), (34, 630289), (121, 177106), (187, 114598), (242, 88553), (374, 57299), (2057, 10418), (4114, 5209)]