21531462

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67709}}^1$

素因数の和:67767

約数の個数: 16

約数和(自身を含む): 43876080

約数和(自身を除く): 22344618

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 67709, 135418, 203127, 406254, 3588577, 7177154, 10765731, 21531462]

約数ペア:

[(1, 21531462), (2, 10765731), (3, 7177154), (6, 3588577), (53, 406254), (106, 203127), (159, 135418), (318, 67709)]