21568808

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2999}}^1$

素因数の和:3065

約数の個数: 32

約数和(自身を含む): 43200000

約数和(自身を除く): 21631192

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 116, 124, 232, 248, 899, 1798, 2999, 3596, 5998, 7192, 11996, 23992, 86971, 92969, 173942, 185938, 347884, 371876, 695768, 743752, 2696101, 5392202, 10784404, 21568808]

約数ペア:

[(1, 21568808), (2, 10784404), (4, 5392202), (8, 2696101), (29, 743752), (31, 695768), (58, 371876), (62, 347884), (116, 185938), (124, 173942), (232, 92969), (248, 86971), (899, 23992), (1798, 11996), (2999, 7192), (3596, 5998)]