21990792

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53899}}^1$

素因数の和:53925

約数の個数: 32

約数和(自身を含む): 58212000

約数和(自身を除く): 36221208

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 53899, 107798, 161697, 215596, 323394, 431192, 646788, 916283, 1293576, 1832566, 2748849, 3665132, 5497698, 7330264, 10995396, 21990792]

約数ペア:

[(1, 21990792), (2, 10995396), (3, 7330264), (4, 5497698), (6, 3665132), (8, 2748849), (12, 1832566), (17, 1293576), (24, 916283), (34, 646788), (51, 431192), (68, 323394), (102, 215596), (136, 161697), (204, 107798), (408, 53899)]