21212424

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{2917}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 58039020

約数和(自身を除く): 36826596

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 303, 404, 606, 808, 909, 1212, 1818, 2424, 2917, 3636, 5834, 7272, 8751, 11668, 17502, 23336, 26253, 35004, 52506, 70008, 105012, 210024, 294617, 589234, 883851, 1178468, 1767702, 2356936, 2651553, 3535404, 5303106, 7070808, 10606212, 21212424]

約数ペア:

[(1, 21212424), (2, 10606212), (3, 7070808), (4, 5303106), (6, 3535404), (8, 2651553), (9, 2356936), (12, 1767702), (18, 1178468), (24, 883851), (36, 589234), (72, 294617), (101, 210024), (202, 105012), (303, 70008), (404, 52506), (606, 35004), (808, 26253), (909, 23336), (1212, 17502), (1818, 11668), (2424, 8751), (2917, 7272), (3636, 5834)]