21452460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12329}}^1$

素因数の和:12370

約数の個数: 48

約数和(自身を含む): 62143200

約数和(自身を除く): 40690740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 12329, 24658, 36987, 49316, 61645, 73974, 123290, 147948, 184935, 246580, 357541, 369870, 715082, 739740, 1072623, 1430164, 1787705, 2145246, 3575410, 4290492, 5363115, 7150820, 10726230, 21452460]

約数ペア:

[(1, 21452460), (2, 10726230), (3, 7150820), (4, 5363115), (5, 4290492), (6, 3575410), (10, 2145246), (12, 1787705), (15, 1430164), (20, 1072623), (29, 739740), (30, 715082), (58, 369870), (60, 357541), (87, 246580), (116, 184935), (145, 147948), (174, 123290), (290, 73974), (348, 61645), (435, 49316), (580, 36987), (870, 24658), (1740, 12329)]