21834960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 79494912

約数和(自身を除く): 57659952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 105, 112, 120, 123, 140, 164, 168, 205, 210, 240, 246, 280, 287, 317, 328, 336, 410, 420, 492, 560, 574, 615, 634, 656, 820, 840, 861, 951, 984, 1148, 1230, 1268, 1435, 1585, 1640, 1680, 1722, 1902, 1968, 2219, 2296, 2460, 2536, 2870, 3170, 3280, 3444, 3804, 4305, 4438, 4592, 4755, 4920, 5072, 5740, 6340, 6657, 6888, 7608, 8610, 8876, 9510, 9840, 11095, 11480, 12680, 12997, 13314, 13776, 15216, 17220, 17752, 19020, 22190, 22960, 25360, 25994, 26628, 33285, 34440, 35504, 38040, 38991, 44380, 51988, 53256, 64985, 66570, 68880, 76080, 77982, 88760, 90979, 103976, 106512, 129970, 133140, 155964, 177520, 181958, 194955, 207952, 259940, 266280, 272937, 311928, 363916, 389910, 454895, 519880, 532560, 545874, 623856, 727832, 779820, 909790, 1039760, 1091748, 1364685, 1455664, 1559640, 1819580, 2183496, 2729370, 3119280, 3639160, 4366992, 5458740, 7278320, 10917480, 21834960]

約数ペア:

[(1, 21834960), (2, 10917480), (3, 7278320), (4, 5458740), (5, 4366992), (6, 3639160), (7, 3119280), (8, 2729370), (10, 2183496), (12, 1819580), (14, 1559640), (15, 1455664), (16, 1364685), (20, 1091748), (21, 1039760), (24, 909790), (28, 779820), (30, 727832), (35, 623856), (40, 545874), (41, 532560), (42, 519880), (48, 454895), (56, 389910), (60, 363916), (70, 311928), (80, 272937), (82, 266280), (84, 259940), (105, 207952), (112, 194955), (120, 181958), (123, 177520), (140, 155964), (164, 133140), (168, 129970), (205, 106512), (210, 103976), (240, 90979), (246, 88760), (280, 77982), (287, 76080), (317, 68880), (328, 66570), (336, 64985), (410, 53256), (420, 51988), (492, 44380), (560, 38991), (574, 38040), (615, 35504), (634, 34440), (656, 33285), (820, 26628), (840, 25994), (861, 25360), (951, 22960), (984, 22190), (1148, 19020), (1230, 17752), (1268, 17220), (1435, 15216), (1585, 13776), (1640, 13314), (1680, 12997), (1722, 12680), (1902, 11480), (1968, 11095), (2219, 9840), (2296, 9510), (2460, 8876), (2536, 8610), (2870, 7608), (3170, 6888), (3280, 6657), (3444, 6340), (3804, 5740), (4305, 5072), (4438, 4920), (4592, 4755)]