2100958285

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{238339}}^1$

素因数の和:238428

約数の個数: 16

約数和(自身を含む): 2642713920

約数和(自身を除く): 541755635

約数列:

[1, 5, 41, 43, 205, 215, 1763, 8815, 238339, 1191695, 9771899, 10248577, 48859495, 51242885, 420191657, 2100958285]

約数ペア:

[(1, 2100958285), (5, 420191657), (41, 51242885), (43, 48859495), (205, 10248577), (215, 9771899), (1763, 1191695), (8815, 238339)]