21403943

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 24343200

約数和(自身を除く): 2939257

約数列:

[1, 11, 29, 229, 293, 319, 2519, 3223, 6641, 8497, 67097, 73051, 93467, 738067, 1945813, 21403943]

約数ペア:

[(1, 21403943), (11, 1945813), (29, 738067), (229, 93467), (293, 73051), (319, 67097), (2519, 8497), (3223, 6641)]