21033610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1181}}^1$

素因数の和:1338

約数の個数: 32

約数和(自身を含む): 41105232

約数和(自身を除く): 20071622

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1181, 1370, 1781, 2362, 3562, 5905, 8905, 11810, 15353, 17810, 30706, 76765, 153530, 161797, 323594, 808985, 1617970, 2103361, 4206722, 10516805, 21033610]

約数ペア:

[(1, 21033610), (2, 10516805), (5, 4206722), (10, 2103361), (13, 1617970), (26, 808985), (65, 323594), (130, 161797), (137, 153530), (274, 76765), (685, 30706), (1181, 17810), (1370, 15353), (1781, 11810), (2362, 8905), (3562, 5905)]