21334005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 47443968

約数和(自身を除く): 26109963

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 47, 55, 63, 77, 99, 105, 131, 141, 165, 231, 235, 315, 329, 385, 393, 423, 495, 517, 655, 693, 705, 917, 987, 1155, 1179, 1441, 1551, 1645, 1965, 2115, 2585, 2751, 2961, 3465, 3619, 4323, 4585, 4653, 4935, 5895, 6157, 7205, 7755, 8253, 10087, 10857, 12969, 13755, 14805, 18095, 18471, 21615, 23265, 30261, 30785, 32571, 41265, 43099, 50435, 54285, 55413, 64845, 67727, 90783, 92355, 129297, 151305, 162855, 203181, 215495, 277065, 338635, 387891, 453915, 474089, 609543, 646485, 1015905, 1422267, 1939455, 2370445, 3047715, 4266801, 7111335, 21334005]

約数ペア:

[(1, 21334005), (3, 7111335), (5, 4266801), (7, 3047715), (9, 2370445), (11, 1939455), (15, 1422267), (21, 1015905), (33, 646485), (35, 609543), (45, 474089), (47, 453915), (55, 387891), (63, 338635), (77, 277065), (99, 215495), (105, 203181), (131, 162855), (141, 151305), (165, 129297), (231, 92355), (235, 90783), (315, 67727), (329, 64845), (385, 55413), (393, 54285), (423, 50435), (495, 43099), (517, 41265), (655, 32571), (693, 30785), (705, 30261), (917, 23265), (987, 21615), (1155, 18471), (1179, 18095), (1441, 14805), (1551, 13755), (1645, 12969), (1965, 10857), (2115, 10087), (2585, 8253), (2751, 7755), (2961, 7205), (3465, 6157), (3619, 5895), (4323, 4935), (4585, 4653)]