21532252

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{7187}}^1$

素因数の和:7305

約数の個数: 24

約数和(自身を含む): 43473024

約数和(自身を除く): 21940772

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 7187, 14374, 28748, 50309, 100618, 201236, 769009, 1538018, 3076036, 5383063, 10766126, 21532252]

約数ペア:

[(1, 21532252), (2, 10766126), (4, 5383063), (7, 3076036), (14, 1538018), (28, 769009), (107, 201236), (214, 100618), (428, 50309), (749, 28748), (1498, 14374), (2996, 7187)]