22137212

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{389}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 39901680

約数和(自身を除く): 17764468

約数列:

[1, 2, 4, 41, 82, 164, 347, 389, 694, 778, 1388, 1556, 14227, 15949, 28454, 31898, 56908, 63796, 134983, 269966, 539932, 5534303, 11068606, 22137212]

約数ペア:

[(1, 22137212), (2, 11068606), (4, 5534303), (41, 539932), (82, 269966), (164, 134983), (347, 63796), (389, 56908), (694, 31898), (778, 28454), (1388, 15949), (1556, 14227)]