21659372

素因数分解:

$2^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1873}}^1$

素因数の和:1950

約数の個数: 36

約数和(自身を含む): 44863560

約数和(自身を除く): 23204188

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 98, 118, 196, 236, 413, 826, 1652, 1873, 2891, 3746, 5782, 7492, 11564, 13111, 26222, 52444, 91777, 110507, 183554, 221014, 367108, 442028, 773549, 1547098, 3094196, 5414843, 10829686, 21659372]

約数ペア:

[(1, 21659372), (2, 10829686), (4, 5414843), (7, 3094196), (14, 1547098), (28, 773549), (49, 442028), (59, 367108), (98, 221014), (118, 183554), (196, 110507), (236, 91777), (413, 52444), (826, 26222), (1652, 13111), (1873, 11564), (2891, 7492), (3746, 5782)]