21414628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7681}}^1$

素因数の和:7743

約数の個数: 24

約数和(自身を含む): 40653144

約数和(自身を除く): 19238516

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7681, 15362, 30724, 130577, 261154, 314921, 522308, 629842, 1259684, 5353657, 10707314, 21414628]

約数ペア:

[(1, 21414628), (2, 10707314), (4, 5353657), (17, 1259684), (34, 629842), (41, 522308), (68, 314921), (82, 261154), (164, 130577), (697, 30724), (1394, 15362), (2788, 7681)]