21739212

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:684

約数の個数: 96

約数和(自身を含む): 63705600

約数和(自身を除く): 41966388

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 29, 33, 36, 44, 54, 58, 66, 87, 99, 108, 116, 132, 174, 198, 261, 297, 319, 348, 396, 522, 594, 631, 638, 783, 957, 1044, 1188, 1262, 1276, 1566, 1893, 1914, 2524, 2871, 3132, 3786, 3828, 5679, 5742, 6941, 7572, 8613, 11358, 11484, 13882, 17037, 17226, 18299, 20823, 22716, 27764, 34074, 34452, 36598, 41646, 54897, 62469, 68148, 73196, 83292, 109794, 124938, 164691, 187407, 201289, 219588, 249876, 329382, 374814, 402578, 494073, 603867, 658764, 749628, 805156, 988146, 1207734, 1811601, 1976292, 2415468, 3623202, 5434803, 7246404, 10869606, 21739212]

約数ペア:

[(1, 21739212), (2, 10869606), (3, 7246404), (4, 5434803), (6, 3623202), (9, 2415468), (11, 1976292), (12, 1811601), (18, 1207734), (22, 988146), (27, 805156), (29, 749628), (33, 658764), (36, 603867), (44, 494073), (54, 402578), (58, 374814), (66, 329382), (87, 249876), (99, 219588), (108, 201289), (116, 187407), (132, 164691), (174, 124938), (198, 109794), (261, 83292), (297, 73196), (319, 68148), (348, 62469), (396, 54897), (522, 41646), (594, 36598), (631, 34452), (638, 34074), (783, 27764), (957, 22716), (1044, 20823), (1188, 18299), (1262, 17226), (1276, 17037), (1566, 13882), (1893, 11484), (1914, 11358), (2524, 8613), (2871, 7572), (3132, 6941), (3786, 5742), (3828, 5679)]