21832860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 70479360

約数和(自身を除く): 48646500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 227, 229, 420, 454, 458, 681, 687, 908, 916, 1135, 1145, 1362, 1374, 1589, 1603, 2270, 2290, 2724, 2748, 3178, 3206, 3405, 3435, 4540, 4580, 4767, 4809, 6356, 6412, 6810, 6870, 7945, 8015, 9534, 9618, 13620, 13740, 15890, 16030, 19068, 19236, 23835, 24045, 31780, 32060, 47670, 48090, 51983, 95340, 96180, 103966, 155949, 207932, 259915, 311898, 363881, 519830, 623796, 727762, 779745, 1039660, 1091643, 1455524, 1559490, 1819405, 2183286, 3118980, 3638810, 4366572, 5458215, 7277620, 10916430, 21832860]

約数ペア:

[(1, 21832860), (2, 10916430), (3, 7277620), (4, 5458215), (5, 4366572), (6, 3638810), (7, 3118980), (10, 2183286), (12, 1819405), (14, 1559490), (15, 1455524), (20, 1091643), (21, 1039660), (28, 779745), (30, 727762), (35, 623796), (42, 519830), (60, 363881), (70, 311898), (84, 259915), (105, 207932), (140, 155949), (210, 103966), (227, 96180), (229, 95340), (420, 51983), (454, 48090), (458, 47670), (681, 32060), (687, 31780), (908, 24045), (916, 23835), (1135, 19236), (1145, 19068), (1362, 16030), (1374, 15890), (1589, 13740), (1603, 13620), (2270, 9618), (2290, 9534), (2724, 8015), (2748, 7945), (3178, 6870), (3206, 6810), (3405, 6412), (3435, 6356), (4540, 4809), (4580, 4767)]