21975084

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{11969}}^1$

素因数の和:11999

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 38353716

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 11969, 23938, 35907, 47876, 71814, 107721, 143628, 203473, 215442, 323163, 406946, 430884, 610419, 646326, 813892, 1220838, 1292652, 1831257, 2441676, 3662514, 5493771, 7325028, 10987542, 21975084]

約数ペア:

[(1, 21975084), (2, 10987542), (3, 7325028), (4, 5493771), (6, 3662514), (9, 2441676), (12, 1831257), (17, 1292652), (18, 1220838), (27, 813892), (34, 646326), (36, 610419), (51, 430884), (54, 406946), (68, 323163), (102, 215442), (108, 203473), (153, 143628), (204, 107721), (306, 71814), (459, 47876), (612, 35907), (918, 23938), (1836, 11969)]