21306675455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{534739}}^1$

素因数の和:535370

約数の個数: 16

約数和(自身を含む): 27579750240

約数和(自身を除く): 6273074785

約数列:

[1, 5, 13, 65, 613, 3065, 7969, 39845, 534739, 2673695, 6951607, 34758035, 327795007, 1638975035, 4261335091, 21306675455]

約数ペア:

[(1, 21306675455), (5, 4261335091), (13, 1638975035), (65, 327795007), (613, 34758035), (3065, 6951607), (7969, 2673695), (39845, 534739)]