21355934

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{601}}^1$

素因数の和:875

約数の個数: 16

約数和(自身を含む): 32580240

約数和(自身を除く): 11224306

約数列:

[1, 2, 109, 163, 218, 326, 601, 1202, 17767, 35534, 65509, 97963, 131018, 195926, 10677967, 21355934]

約数ペア:

[(1, 21355934), (2, 10677967), (109, 195926), (163, 131018), (218, 97963), (326, 65509), (601, 35534), (1202, 17767)]