21054824

素因数分解:

$2^3\times 7^1\times {\mathrm{375979}}^1$

素因数の和:375992

約数の個数: 16

約数和(自身を含む): 45117600

約数和(自身を除く): 24062776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 375979, 751958, 1503916, 2631853, 3007832, 5263706, 10527412, 21054824]

約数ペア:

[(1, 21054824), (2, 10527412), (4, 5263706), (7, 3007832), (8, 2631853), (14, 1503916), (28, 751958), (56, 375979)]