21149050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32537}}^1$

素因数の和:32562

約数の個数: 24

約数和(自身を含む): 42364476

約数和(自身を除く): 21215426

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32537, 65074, 162685, 325370, 422981, 813425, 845962, 1626850, 2114905, 4229810, 10574525, 21149050]

約数ペア:

[(1, 21149050), (2, 10574525), (5, 4229810), (10, 2114905), (13, 1626850), (25, 845962), (26, 813425), (50, 422981), (65, 325370), (130, 162685), (325, 65074), (650, 32537)]