21189132

素因数分解:

$2^2\times 3^2\times {\mathrm{379}}^1\times {\mathrm{1553}}^1$

素因数の和:1942

約数の個数: 36

約数和(自身を含む): 53737320

約数和(自身を除く): 32548188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 379, 758, 1137, 1516, 1553, 2274, 3106, 3411, 4548, 4659, 6212, 6822, 9318, 13644, 13977, 18636, 27954, 55908, 588587, 1177174, 1765761, 2354348, 3531522, 5297283, 7063044, 10594566, 21189132]

約数ペア:

[(1, 21189132), (2, 10594566), (3, 7063044), (4, 5297283), (6, 3531522), (9, 2354348), (12, 1765761), (18, 1177174), (36, 588587), (379, 55908), (758, 27954), (1137, 18636), (1516, 13977), (1553, 13644), (2274, 9318), (3106, 6822), (3411, 6212), (4548, 4659)]