21136465345

素因数分解:

$5^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1\times {\mathrm{35419}}^1$

素因数の和:35577

約数の個数: 24

約数和(自身を含む): 26364381120

約数和(自身を除く): 5227915775

約数列:

[1, 5, 41, 71, 205, 355, 1681, 2911, 8405, 14555, 35419, 119351, 177095, 596755, 1452179, 2514749, 7260895, 12573745, 59539339, 103104709, 297696695, 515523545, 4227293069, 21136465345]

約数ペア:

[(1, 21136465345), (5, 4227293069), (41, 515523545), (71, 297696695), (205, 103104709), (355, 59539339), (1681, 12573745), (2911, 7260895), (8405, 2514749), (14555, 1452179), (35419, 596755), (119351, 177095)]