21779724

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{20393}}^1$

素因数の和:20489

約数の個数: 24

約数和(自身を含む): 51392880

約数和(自身を除く): 29613156

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 20393, 40786, 61179, 81572, 122358, 244716, 1814977, 3629954, 5444931, 7259908, 10889862, 21779724]

約数ペア:

[(1, 21779724), (2, 10889862), (3, 7259908), (4, 5444931), (6, 3629954), (12, 1814977), (89, 244716), (178, 122358), (267, 81572), (356, 61179), (534, 40786), (1068, 20393)]