2021903313

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{1279}}^1$

素因数の和:1661

約数の個数: 32

約数和(自身を含む): 2890137600

約数和(自身を除く): 868234287

約数列:

[1, 3, 17, 51, 139, 223, 417, 669, 1279, 2363, 3791, 3837, 7089, 11373, 21743, 30997, 65229, 92991, 177781, 285217, 526949, 533343, 855651, 1580847, 3022277, 4848689, 9066831, 14546067, 39645163, 118935489, 673967771, 2021903313]

約数ペア:

[(1, 2021903313), (3, 673967771), (17, 118935489), (51, 39645163), (139, 14546067), (223, 9066831), (417, 4848689), (669, 3022277), (1279, 1580847), (2363, 855651), (3791, 533343), (3837, 526949), (7089, 285217), (11373, 177781), (21743, 92991), (30997, 65229)]