21470808

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^2\times {\mathrm{257}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 54814680

約数和(自身を除く): 33343872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 118, 177, 236, 257, 354, 472, 514, 708, 771, 1028, 1416, 1542, 2056, 3084, 3481, 6168, 6962, 10443, 13924, 15163, 20886, 27848, 30326, 41772, 45489, 60652, 83544, 90978, 121304, 181956, 363912, 894617, 1789234, 2683851, 3578468, 5367702, 7156936, 10735404, 21470808]

約数ペア:

[(1, 21470808), (2, 10735404), (3, 7156936), (4, 5367702), (6, 3578468), (8, 2683851), (12, 1789234), (24, 894617), (59, 363912), (118, 181956), (177, 121304), (236, 90978), (257, 83544), (354, 60652), (472, 45489), (514, 41772), (708, 30326), (771, 27848), (1028, 20886), (1416, 15163), (1542, 13924), (2056, 10443), (3084, 6962), (3481, 6168)]