21966463984

素因数分解:

$2^4\times {\mathrm{1372903999}}^1$

素因数の和:1372904007

約数の個数: 10

約数和(自身を含む): 42560024000

約数和(自身を除く): 20593560016

約数列:

[1, 2, 4, 8, 16, 1372903999, 2745807998, 5491615996, 10983231992, 21966463984]

約数ペア:

[(1, 21966463984), (2, 10983231992), (4, 5491615996), (8, 2745807998), (16, 1372903999)]