21177699

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{5003}}^1$

素因数の和:5106

約数の個数: 16

約数和(自身を含む): 30264192

約数和(自身を除く): 9086493

約数列:

[1, 3, 17, 51, 83, 249, 1411, 4233, 5003, 15009, 85051, 255153, 415249, 1245747, 7059233, 21177699]

約数ペア:

[(1, 21177699), (3, 7059233), (17, 1245747), (51, 415249), (83, 255153), (249, 85051), (1411, 15009), (4233, 5003)]