21248230

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{853}}^1$

素因数の和:960

約数の個数: 32

約数和(自身を含む): 39844224

約数和(自身を除く): 18595994

約数列:

[1, 2, 5, 10, 47, 53, 94, 106, 235, 265, 470, 530, 853, 1706, 2491, 4265, 4982, 8530, 12455, 24910, 40091, 45209, 80182, 90418, 200455, 226045, 400910, 452090, 2124823, 4249646, 10624115, 21248230]

約数ペア:

[(1, 21248230), (2, 10624115), (5, 4249646), (10, 2124823), (47, 452090), (53, 400910), (94, 226045), (106, 200455), (235, 90418), (265, 80182), (470, 45209), (530, 40091), (853, 24910), (1706, 12455), (2491, 8530), (4265, 4982)]