21556106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 41368320

約数和(自身を除く): 19812214

約数列:

[1, 2, 11, 13, 22, 23, 26, 29, 46, 58, 113, 143, 226, 253, 286, 299, 319, 377, 506, 598, 638, 667, 754, 1243, 1334, 1469, 2486, 2599, 2938, 3277, 3289, 4147, 5198, 6554, 6578, 7337, 8294, 8671, 14674, 16159, 17342, 28589, 32318, 33787, 36047, 42601, 57178, 67574, 72094, 75371, 85202, 95381, 150742, 190762, 371657, 468611, 743314, 829081, 937222, 979823, 1658162, 1959646, 10778053, 21556106]

約数ペア:

[(1, 21556106), (2, 10778053), (11, 1959646), (13, 1658162), (22, 979823), (23, 937222), (26, 829081), (29, 743314), (46, 468611), (58, 371657), (113, 190762), (143, 150742), (226, 95381), (253, 85202), (286, 75371), (299, 72094), (319, 67574), (377, 57178), (506, 42601), (598, 36047), (638, 33787), (667, 32318), (754, 28589), (1243, 17342), (1334, 16159), (1469, 14674), (2486, 8671), (2599, 8294), (2938, 7337), (3277, 6578), (3289, 6554), (4147, 5198)]