21528432

素因数分解:

$2^4\times 3^2\times {\mathrm{149503}}^1$

素因数の和:149517

約数の個数: 30

約数和(自身を含む): 60250112

約数和(自身を除く): 38721680

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149503, 299006, 448509, 598012, 897018, 1196024, 1345527, 1794036, 2392048, 2691054, 3588072, 5382108, 7176144, 10764216, 21528432]

約数ペア:

[(1, 21528432), (2, 10764216), (3, 7176144), (4, 5382108), (6, 3588072), (8, 2691054), (9, 2392048), (12, 1794036), (16, 1345527), (18, 1196024), (24, 897018), (36, 598012), (48, 448509), (72, 299006), (144, 149503)]