21492148

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2797}}^1$

素因数の和:2931

約数の個数: 24

約数和(自身を含む): 40190472

約数和(自身を除く): 18698324

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 452, 1921, 2797, 3842, 5594, 7684, 11188, 47549, 95098, 190196, 316061, 632122, 1264244, 5373037, 10746074, 21492148]

約数ペア:

[(1, 21492148), (2, 10746074), (4, 5373037), (17, 1264244), (34, 632122), (68, 316061), (113, 190196), (226, 95098), (452, 47549), (1921, 11188), (2797, 7684), (3842, 5594)]