21816

素因数分解:

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

素因数の和:116

約数の個数: 32

約数和(自身を含む): 61200

約数和(自身を除く): 39384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 101, 108, 202, 216, 303, 404, 606, 808, 909, 1212, 1818, 2424, 2727, 3636, 5454, 7272, 10908, 21816]

約数ペア:

[(1, 21816), (2, 10908), (3, 7272), (4, 5454), (6, 3636), (8, 2727), (9, 2424), (12, 1818), (18, 1212), (24, 909), (27, 808), (36, 606), (54, 404), (72, 303), (101, 216), (108, 202)]