21152974

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{9221}}^1$

素因数の和:9291

約数の個数: 16

約数和(自身を含む): 33641856

約数和(自身を除く): 12488882

約数列:

[1, 2, 31, 37, 62, 74, 1147, 2294, 9221, 18442, 285851, 341177, 571702, 682354, 10576487, 21152974]

約数ペア:

[(1, 21152974), (2, 10576487), (31, 682354), (37, 571702), (62, 341177), (74, 285851), (1147, 18442), (2294, 9221)]