21360032

素因数分解:

$2^5\times {\mathrm{667501}}^1$

素因数の和:667511

約数の個数: 12

約数和(自身を含む): 42052626

約数和(自身を除く): 20692594

約数列:

[1, 2, 4, 8, 16, 32, 667501, 1335002, 2670004, 5340008, 10680016, 21360032]

約数ペア:

[(1, 21360032), (2, 10680016), (4, 5340008), (8, 2670004), (16, 1335002), (32, 667501)]