21827997

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 32651424

約数和(自身を除く): 10823427

約数列:

[1, 3, 9, 53, 67, 159, 201, 477, 603, 683, 2049, 3551, 6147, 10653, 31959, 36199, 45761, 108597, 137283, 325791, 411849, 2425333, 7275999, 21827997]

約数ペア:

[(1, 21827997), (3, 7275999), (9, 2425333), (53, 411849), (67, 325791), (159, 137283), (201, 108597), (477, 45761), (603, 36199), (683, 31959), (2049, 10653), (3551, 6147)]