21293919464

素因数分解:

$2^3\times {\mathrm{757}}^1\times {\mathrm{1229}}^1\times {\mathrm{2861}}^1$

素因数の和:4853

約数の個数: 32

約数和(自身を含む): 40025356200

約数和(自身を除く): 18731436736

約数列:

[1, 2, 4, 8, 757, 1229, 1514, 2458, 2861, 3028, 4916, 5722, 6056, 9832, 11444, 22888, 930353, 1860706, 2165777, 3516169, 3721412, 4331554, 7032338, 7442824, 8663108, 14064676, 17326216, 28129352, 2661739933, 5323479866, 10646959732, 21293919464]

約数ペア:

[(1, 21293919464), (2, 10646959732), (4, 5323479866), (8, 2661739933), (757, 28129352), (1229, 17326216), (1514, 14064676), (2458, 8663108), (2861, 7442824), (3028, 7032338), (4916, 4331554), (5722, 3721412), (6056, 3516169), (9832, 2165777), (11444, 1860706), (22888, 930353)]