21189924

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{9343}}^1$

素因数の和:9366

約数の個数: 60

約数和(自身を含む): 63314944

約数和(自身を除く): 42125020

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 9343, 18686, 28029, 37372, 56058, 65401, 84087, 112116, 130802, 168174, 196203, 252261, 261604, 336348, 392406, 504522, 588609, 756783, 784812, 1009044, 1177218, 1513566, 1765827, 2354436, 3027132, 3531654, 5297481, 7063308, 10594962, 21189924]

約数ペア:

[(1, 21189924), (2, 10594962), (3, 7063308), (4, 5297481), (6, 3531654), (7, 3027132), (9, 2354436), (12, 1765827), (14, 1513566), (18, 1177218), (21, 1009044), (27, 784812), (28, 756783), (36, 588609), (42, 504522), (54, 392406), (63, 336348), (81, 261604), (84, 252261), (108, 196203), (126, 168174), (162, 130802), (189, 112116), (252, 84087), (324, 65401), (378, 56058), (567, 37372), (756, 28029), (1134, 18686), (2268, 9343)]