21737704

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2179}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 43164000

約数和(自身を除く): 21426296

約数列:

[1, 2, 4, 8, 29, 43, 58, 86, 116, 172, 232, 344, 1247, 2179, 2494, 4358, 4988, 8716, 9976, 17432, 63191, 93697, 126382, 187394, 252764, 374788, 505528, 749576, 2717213, 5434426, 10868852, 21737704]

約数ペア:

[(1, 21737704), (2, 10868852), (4, 5434426), (8, 2717213), (29, 749576), (43, 505528), (58, 374788), (86, 252764), (116, 187394), (172, 126382), (232, 93697), (344, 63191), (1247, 17432), (2179, 9976), (2494, 8716), (4358, 4988)]