21712642

素因数分解:

$2^1\times 7^1\times {\mathrm{1013}}^1\times {\mathrm{1531}}^1$

素因数の和:2553

約数の個数: 16

約数和(自身を含む): 37282752

約数和(自身を除く): 15570110

約数列:

[1, 2, 7, 14, 1013, 1531, 2026, 3062, 7091, 10717, 14182, 21434, 1550903, 3101806, 10856321, 21712642]

約数ペア:

[(1, 21712642), (2, 10856321), (7, 3101806), (14, 1550903), (1013, 21434), (1531, 14182), (2026, 10717), (3062, 7091)]