21718923

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{5939}}^1$

素因数の和:6018

約数の個数: 16

約数和(自身を含む): 30792960

約数和(自身を除く): 9074037

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 5939, 17817, 136597, 314767, 409791, 944301, 7239641, 21718923]

約数ペア:

[(1, 21718923), (3, 7239641), (23, 944301), (53, 409791), (69, 314767), (159, 136597), (1219, 17817), (3657, 5939)]