21998552

素因数分解:

$2^3\times {\mathrm{61}}^2\times {\mathrm{739}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 41991300

約数和(自身を除く): 19992748

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 739, 1478, 2956, 3721, 5912, 7442, 14884, 29768, 45079, 90158, 180316, 360632, 2749819, 5499638, 10999276, 21998552]

約数ペア:

[(1, 21998552), (2, 10999276), (4, 5499638), (8, 2749819), (61, 360632), (122, 180316), (244, 90158), (488, 45079), (739, 29768), (1478, 14884), (2956, 7442), (3721, 5912)]