21629714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13883}}^1$

素因数の和:13945

約数の個数: 16

約数和(自身を含む): 34987680

約数和(自身を除く): 13357966

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 13883, 27766, 263777, 527554, 569203, 1138406, 10814857, 21629714]

約数ペア:

[(1, 21629714), (2, 10814857), (19, 1138406), (38, 569203), (41, 527554), (82, 263777), (779, 27766), (1558, 13883)]