21978588

素因数分解:

$2^2\times 3^1\times {\mathrm{1063}}^1\times {\mathrm{1723}}^1$

素因数の和:2793

約数の個数: 24

約数和(自身を含む): 51361408

約数和(自身を除く): 29382820

約数列:

[1, 2, 3, 4, 6, 12, 1063, 1723, 2126, 3189, 3446, 4252, 5169, 6378, 6892, 10338, 12756, 20676, 1831549, 3663098, 5494647, 7326196, 10989294, 21978588]

約数ペア:

[(1, 21978588), (2, 10989294), (3, 7326196), (4, 5494647), (6, 3663098), (12, 1831549), (1063, 20676), (1723, 12756), (2126, 10338), (3189, 6892), (3446, 6378), (4252, 5169)]