21430872

素因数分解:

$2^3\times 3^3\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2173

約数の個数: 64

約数和(自身を含む): 60825600

約数和(自身を除く): 39394728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 94, 108, 141, 188, 216, 282, 376, 423, 564, 846, 1128, 1269, 1692, 2111, 2538, 3384, 4222, 5076, 6333, 8444, 10152, 12666, 16888, 18999, 25332, 37998, 50664, 56997, 75996, 99217, 113994, 151992, 198434, 227988, 297651, 396868, 455976, 595302, 793736, 892953, 1190604, 1785906, 2381208, 2678859, 3571812, 5357718, 7143624, 10715436, 21430872]

約数ペア:

[(1, 21430872), (2, 10715436), (3, 7143624), (4, 5357718), (6, 3571812), (8, 2678859), (9, 2381208), (12, 1785906), (18, 1190604), (24, 892953), (27, 793736), (36, 595302), (47, 455976), (54, 396868), (72, 297651), (94, 227988), (108, 198434), (141, 151992), (188, 113994), (216, 99217), (282, 75996), (376, 56997), (423, 50664), (564, 37998), (846, 25332), (1128, 18999), (1269, 16888), (1692, 12666), (2111, 10152), (2538, 8444), (3384, 6333), (4222, 5076)]