21972570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17033}}^1$

素因数の和:17086

約数の個数: 32

約数和(自身を含む): 53963712

約数和(自身を除く): 31991142

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 17033, 34066, 51099, 85165, 102198, 170330, 255495, 510990, 732419, 1464838, 2197257, 3662095, 4394514, 7324190, 10986285, 21972570]

約数ペア:

[(1, 21972570), (2, 10986285), (3, 7324190), (5, 4394514), (6, 3662095), (10, 2197257), (15, 1464838), (30, 732419), (43, 510990), (86, 255495), (129, 170330), (215, 102198), (258, 85165), (430, 51099), (645, 34066), (1290, 17033)]