21202884

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2158

約数の個数: 60

約数和(自身を含む): 57243648

約数和(自身を除く): 36040764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 279, 324, 372, 558, 837, 1116, 1674, 2111, 2511, 3348, 4222, 5022, 6333, 8444, 10044, 12666, 18999, 25332, 37998, 56997, 65441, 75996, 113994, 130882, 170991, 196323, 227988, 261764, 341982, 392646, 588969, 683964, 785292, 1177938, 1766907, 2355876, 3533814, 5300721, 7067628, 10601442, 21202884]

約数ペア:

[(1, 21202884), (2, 10601442), (3, 7067628), (4, 5300721), (6, 3533814), (9, 2355876), (12, 1766907), (18, 1177938), (27, 785292), (31, 683964), (36, 588969), (54, 392646), (62, 341982), (81, 261764), (93, 227988), (108, 196323), (124, 170991), (162, 130882), (186, 113994), (279, 75996), (324, 65441), (372, 56997), (558, 37998), (837, 25332), (1116, 18999), (1674, 12666), (2111, 10044), (2511, 8444), (3348, 6333), (4222, 5022)]