21057864

素因数分解:

$2^3\times 3^1\times {\mathrm{877411}}^1$

素因数の和:877420

約数の個数: 16

約数和(自身を含む): 52644720

約数和(自身を除く): 31586856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 877411, 1754822, 2632233, 3509644, 5264466, 7019288, 10528932, 21057864]

約数ペア:

[(1, 21057864), (2, 10528932), (3, 7019288), (4, 5264466), (6, 3509644), (8, 2632233), (12, 1754822), (24, 877411)]