21430548

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 59243520

約数和(自身を除く): 37812972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 37, 54, 62, 74, 93, 108, 111, 124, 148, 173, 186, 222, 279, 333, 346, 372, 444, 519, 558, 666, 692, 837, 999, 1038, 1116, 1147, 1332, 1557, 1674, 1998, 2076, 2294, 3114, 3348, 3441, 3996, 4588, 4671, 5363, 6228, 6401, 6882, 9342, 10323, 10726, 12802, 13764, 16089, 18684, 19203, 20646, 21452, 25604, 30969, 32178, 38406, 41292, 48267, 57609, 61938, 64356, 76812, 96534, 115218, 123876, 144801, 172827, 193068, 198431, 230436, 289602, 345654, 396862, 579204, 595293, 691308, 793724, 1190586, 1785879, 2381172, 3571758, 5357637, 7143516, 10715274, 21430548]

約数ペア:

[(1, 21430548), (2, 10715274), (3, 7143516), (4, 5357637), (6, 3571758), (9, 2381172), (12, 1785879), (18, 1190586), (27, 793724), (31, 691308), (36, 595293), (37, 579204), (54, 396862), (62, 345654), (74, 289602), (93, 230436), (108, 198431), (111, 193068), (124, 172827), (148, 144801), (173, 123876), (186, 115218), (222, 96534), (279, 76812), (333, 64356), (346, 61938), (372, 57609), (444, 48267), (519, 41292), (558, 38406), (666, 32178), (692, 30969), (837, 25604), (999, 21452), (1038, 20646), (1116, 19203), (1147, 18684), (1332, 16089), (1557, 13764), (1674, 12802), (1998, 10726), (2076, 10323), (2294, 9342), (3114, 6882), (3348, 6401), (3441, 6228), (3996, 5363), (4588, 4671)]