21304932

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1567}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 54792192

約数和(自身を除く): 33487260

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 103, 132, 206, 309, 412, 618, 1133, 1236, 1567, 2266, 3134, 3399, 4532, 4701, 6268, 6798, 9402, 13596, 17237, 18804, 34474, 51711, 68948, 103422, 161401, 206844, 322802, 484203, 645604, 968406, 1775411, 1936812, 3550822, 5326233, 7101644, 10652466, 21304932]

約数ペア:

[(1, 21304932), (2, 10652466), (3, 7101644), (4, 5326233), (6, 3550822), (11, 1936812), (12, 1775411), (22, 968406), (33, 645604), (44, 484203), (66, 322802), (103, 206844), (132, 161401), (206, 103422), (309, 68948), (412, 51711), (618, 34474), (1133, 18804), (1236, 17237), (1567, 13596), (2266, 9402), (3134, 6798), (3399, 6268), (4532, 4701)]