21162284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{36997}}^1$

素因数の和:37025

約数の個数: 24

約数和(自身を含む): 43509648

約数和(自身を除く): 22347364

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 36997, 73994, 147988, 406967, 480961, 813934, 961922, 1627868, 1923844, 5290571, 10581142, 21162284]

約数ペア:

[(1, 21162284), (2, 10581142), (4, 5290571), (11, 1923844), (13, 1627868), (22, 961922), (26, 813934), (44, 480961), (52, 406967), (143, 147988), (286, 73994), (572, 36997)]