21355716

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 52113600

約数和(自身を除く): 30757884

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 109, 116, 174, 218, 327, 348, 436, 563, 654, 1126, 1308, 1689, 2252, 3161, 3378, 6322, 6756, 9483, 12644, 16327, 18966, 32654, 37932, 48981, 61367, 65308, 97962, 122734, 184101, 195924, 245468, 368202, 736404, 1779643, 3559286, 5338929, 7118572, 10677858, 21355716]

約数ペア:

[(1, 21355716), (2, 10677858), (3, 7118572), (4, 5338929), (6, 3559286), (12, 1779643), (29, 736404), (58, 368202), (87, 245468), (109, 195924), (116, 184101), (174, 122734), (218, 97962), (327, 65308), (348, 61367), (436, 48981), (563, 37932), (654, 32654), (1126, 18966), (1308, 16327), (1689, 12644), (2252, 9483), (3161, 6756), (3378, 6322)]