21318396

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{161503}}^1$

素因数の和:161521

約数の個数: 24

約数和(自身を含む): 54265344

約数和(自身を除く): 32946948

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 161503, 323006, 484509, 646012, 969018, 1776533, 1938036, 3553066, 5329599, 7106132, 10659198, 21318396]

約数ペア:

[(1, 21318396), (2, 10659198), (3, 7106132), (4, 5329599), (6, 3553066), (11, 1938036), (12, 1776533), (22, 969018), (33, 646012), (44, 484509), (66, 323006), (132, 161503)]