21285594

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:396

約数の個数: 72

約数和(自身を含む): 52596180

約数和(自身を除く): 31310586

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 121, 174, 198, 242, 261, 319, 337, 363, 522, 638, 674, 726, 957, 1011, 1089, 1914, 2022, 2178, 2871, 3033, 3509, 3707, 5742, 6066, 7018, 7414, 9773, 10527, 11121, 19546, 21054, 22242, 29319, 31581, 33363, 40777, 58638, 63162, 66726, 81554, 87957, 107503, 122331, 175914, 215006, 244662, 322509, 366993, 645018, 733986, 967527, 1182533, 1935054, 2365066, 3547599, 7095198, 10642797, 21285594]

約数ペア:

[(1, 21285594), (2, 10642797), (3, 7095198), (6, 3547599), (9, 2365066), (11, 1935054), (18, 1182533), (22, 967527), (29, 733986), (33, 645018), (58, 366993), (66, 322509), (87, 244662), (99, 215006), (121, 175914), (174, 122331), (198, 107503), (242, 87957), (261, 81554), (319, 66726), (337, 63162), (363, 58638), (522, 40777), (638, 33363), (674, 31581), (726, 29319), (957, 22242), (1011, 21054), (1089, 19546), (1914, 11121), (2022, 10527), (2178, 9773), (2871, 7414), (3033, 7018), (3509, 6066), (3707, 5742)]