21529518

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{156011}}^1$

素因数の和:156039

約数の個数: 16

約数和(自身を含む): 44931456

約数和(自身を除く): 23401938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 156011, 312022, 468033, 936066, 3588253, 7176506, 10764759, 21529518]

約数ペア:

[(1, 21529518), (2, 10764759), (3, 7176506), (6, 3588253), (23, 936066), (46, 468033), (69, 312022), (138, 156011)]