21127498

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{88771}}^1$

素因数の和:88797

約数の個数: 16

約数和(自身を含む): 38349504

約数和(自身を除く): 17222006

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 88771, 177542, 621397, 1242794, 1509107, 3018214, 10563749, 21127498]

約数ペア:

[(1, 21127498), (2, 10563749), (7, 3018214), (14, 1509107), (17, 1242794), (34, 621397), (119, 177542), (238, 88771)]