21776986

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3449}}^1$

素因数の和:3510

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 19954214

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 287, 451, 574, 902, 3157, 3449, 6314, 6898, 24143, 37939, 48286, 75878, 141409, 265573, 282818, 531146, 989863, 1555499, 1979726, 3110998, 10888493, 21776986]

約数ペア:

[(1, 21776986), (2, 10888493), (7, 3110998), (11, 1979726), (14, 1555499), (22, 989863), (41, 531146), (77, 282818), (82, 265573), (154, 141409), (287, 75878), (451, 48286), (574, 37939), (902, 24143), (3157, 6898), (3449, 6314)]