21838404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 63334656

約数和(自身を除く): 41496252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 41, 42, 51, 68, 82, 84, 102, 119, 123, 164, 204, 238, 246, 287, 357, 373, 476, 492, 574, 697, 714, 746, 861, 1119, 1148, 1394, 1428, 1492, 1722, 2091, 2238, 2611, 2788, 3444, 4182, 4476, 4879, 5222, 6341, 7833, 8364, 9758, 10444, 12682, 14637, 15293, 15666, 19023, 19516, 25364, 29274, 30586, 31332, 38046, 44387, 45879, 58548, 61172, 76092, 88774, 91758, 107051, 133161, 177548, 183516, 214102, 259981, 266322, 321153, 428204, 519962, 532644, 642306, 779943, 1039924, 1284612, 1559886, 1819867, 3119772, 3639734, 5459601, 7279468, 10919202, 21838404]

約数ペア:

[(1, 21838404), (2, 10919202), (3, 7279468), (4, 5459601), (6, 3639734), (7, 3119772), (12, 1819867), (14, 1559886), (17, 1284612), (21, 1039924), (28, 779943), (34, 642306), (41, 532644), (42, 519962), (51, 428204), (68, 321153), (82, 266322), (84, 259981), (102, 214102), (119, 183516), (123, 177548), (164, 133161), (204, 107051), (238, 91758), (246, 88774), (287, 76092), (357, 61172), (373, 58548), (476, 45879), (492, 44387), (574, 38046), (697, 31332), (714, 30586), (746, 29274), (861, 25364), (1119, 19516), (1148, 19023), (1394, 15666), (1428, 15293), (1492, 14637), (1722, 12682), (2091, 10444), (2238, 9758), (2611, 8364), (2788, 7833), (3444, 6341), (4182, 5222), (4476, 4879)]