212171030

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{821}}^1$

素因数の和:1472

約数の個数: 32

約数和(自身を含む): 391916448

約数和(自身を除く): 179745418

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 601, 821, 1202, 1642, 3005, 4105, 6010, 8210, 25843, 35303, 51686, 70606, 129215, 176515, 258430, 353030, 493421, 986842, 2467105, 4934210, 21217103, 42434206, 106085515, 212171030]

約数ペア:

[(1, 212171030), (2, 106085515), (5, 42434206), (10, 21217103), (43, 4934210), (86, 2467105), (215, 986842), (430, 493421), (601, 353030), (821, 258430), (1202, 176515), (1642, 129215), (3005, 70606), (4105, 51686), (6010, 35303), (8210, 25843)]