21991524

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{1907}}^1$

素因数の和:1976

約数の個数: 36

約数和(自身を含む): 53050032

約数和(自身を除く): 31058508

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 961, 1907, 1922, 2883, 3814, 3844, 5721, 5766, 7628, 11442, 11532, 22884, 59117, 118234, 177351, 236468, 354702, 709404, 1832627, 3665254, 5497881, 7330508, 10995762, 21991524]

約数ペア:

[(1, 21991524), (2, 10995762), (3, 7330508), (4, 5497881), (6, 3665254), (12, 1832627), (31, 709404), (62, 354702), (93, 236468), (124, 177351), (186, 118234), (372, 59117), (961, 22884), (1907, 11532), (1922, 11442), (2883, 7628), (3814, 5766), (3844, 5721)]