21856554039

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{3491}}^1\times {\mathrm{26417}}^1$

素因数の和:29990

約数の個数: 16

約数和(自身を含む): 29520529920

約数和(自身を除く): 7663975881

約数列:

[1, 3, 79, 237, 3491, 10473, 26417, 79251, 275789, 827367, 2086943, 6260829, 92221747, 276665241, 7285518013, 21856554039]

約数ペア:

[(1, 21856554039), (3, 7285518013), (79, 276665241), (237, 92221747), (3491, 6260829), (10473, 2086943), (26417, 827367), (79251, 275789)]