21737124

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 58181760

約数和(自身を除く): 36444636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 47, 58, 87, 94, 116, 141, 174, 188, 261, 282, 348, 423, 443, 522, 564, 846, 886, 1044, 1329, 1363, 1692, 1772, 2658, 2726, 3987, 4089, 5316, 5452, 7974, 8178, 12267, 12847, 15948, 16356, 20821, 24534, 25694, 38541, 41642, 49068, 51388, 62463, 77082, 83284, 115623, 124926, 154164, 187389, 231246, 249852, 374778, 462492, 603809, 749556, 1207618, 1811427, 2415236, 3622854, 5434281, 7245708, 10868562, 21737124]

約数ペア:

[(1, 21737124), (2, 10868562), (3, 7245708), (4, 5434281), (6, 3622854), (9, 2415236), (12, 1811427), (18, 1207618), (29, 749556), (36, 603809), (47, 462492), (58, 374778), (87, 249852), (94, 231246), (116, 187389), (141, 154164), (174, 124926), (188, 115623), (261, 83284), (282, 77082), (348, 62463), (423, 51388), (443, 49068), (522, 41642), (564, 38541), (846, 25694), (886, 24534), (1044, 20821), (1329, 16356), (1363, 15948), (1692, 12847), (1772, 12267), (2658, 8178), (2726, 7974), (3987, 5452), (4089, 5316)]