21000836350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32308979}}^1$

素因数の和:32309004

約数の個数: 24

約数和(自身を含む): 42066291960

約数和(自身を除く): 21065455610

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32308979, 64617958, 161544895, 323089790, 420016727, 807724475, 840033454, 1615448950, 2100083635, 4200167270, 10500418175, 21000836350]

約数ペア:

[(1, 21000836350), (2, 10500418175), (5, 4200167270), (10, 2100083635), (13, 1615448950), (25, 840033454), (26, 807724475), (50, 420016727), (65, 323089790), (130, 161544895), (325, 64617958), (650, 32308979)]