21919534

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4153}}^1$

素因数の和:4204

約数の個数: 32

約数和(自身を含む): 41872320

約数和(自身を除く): 19952786

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 4153, 5278, 8306, 29071, 53989, 58142, 107978, 120437, 240874, 377923, 755846, 843059, 1565681, 1686118, 3131362, 10959767, 21919534]

約数ペア:

[(1, 21919534), (2, 10959767), (7, 3131362), (13, 1686118), (14, 1565681), (26, 843059), (29, 755846), (58, 377923), (91, 240874), (182, 120437), (203, 107978), (377, 58142), (406, 53989), (754, 29071), (2639, 8306), (4153, 5278)]