21823100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16787}}^1$

素因数の和:16814

約数の個数: 36

約数和(自身を含む): 51001944

約数和(自身を除く): 29178844

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 16787, 33574, 67148, 83935, 167870, 218231, 335740, 419675, 436462, 839350, 872924, 1091155, 1678700, 2182310, 4364620, 5455775, 10911550, 21823100]

約数ペア:

[(1, 21823100), (2, 10911550), (4, 5455775), (5, 4364620), (10, 2182310), (13, 1678700), (20, 1091155), (25, 872924), (26, 839350), (50, 436462), (52, 419675), (65, 335740), (100, 218231), (130, 167870), (260, 83935), (325, 67148), (650, 33574), (1300, 16787)]