21622381060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{680377}}^1$

素因数の和:680620

約数の個数: 48

約数和(自身を含む): 52122397824

約数和(自身を除く): 30500016764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 908, 1135, 1589, 2270, 3178, 4540, 6356, 7945, 15890, 31780, 680377, 1360754, 2721508, 3401885, 4762639, 6803770, 9525278, 13607540, 19050556, 23813195, 47626390, 95252780, 154445579, 308891158, 617782316, 772227895, 1081119053, 1544455790, 2162238106, 3088911580, 4324476212, 5405595265, 10811190530, 21622381060]

約数ペア:

[(1, 21622381060), (2, 10811190530), (4, 5405595265), (5, 4324476212), (7, 3088911580), (10, 2162238106), (14, 1544455790), (20, 1081119053), (28, 772227895), (35, 617782316), (70, 308891158), (140, 154445579), (227, 95252780), (454, 47626390), (908, 23813195), (1135, 19050556), (1589, 13607540), (2270, 9525278), (3178, 6803770), (4540, 4762639), (6356, 3401885), (7945, 2721508), (15890, 1360754), (31780, 680377)]