21441672

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 71438400

約数和(自身を除く): 49996728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 54, 56, 58, 63, 72, 81, 84, 87, 108, 116, 126, 162, 163, 168, 174, 189, 203, 216, 232, 252, 261, 324, 326, 348, 378, 406, 489, 504, 522, 567, 609, 648, 652, 696, 756, 783, 812, 978, 1044, 1134, 1141, 1218, 1304, 1467, 1512, 1566, 1624, 1827, 1956, 2088, 2268, 2282, 2349, 2436, 2934, 3132, 3423, 3654, 3912, 4401, 4536, 4564, 4698, 4727, 4872, 5481, 5868, 6264, 6846, 7308, 8802, 9128, 9396, 9454, 10269, 10962, 11736, 13203, 13692, 14181, 14616, 16443, 17604, 18792, 18908, 20538, 21924, 26406, 27384, 28362, 30807, 32886, 33089, 35208, 37816, 41076, 42543, 43848, 52812, 56724, 61614, 65772, 66178, 82152, 85086, 92421, 99267, 105624, 113448, 123228, 127629, 131544, 132356, 170172, 184842, 198534, 246456, 255258, 264712, 297801, 340344, 369684, 382887, 397068, 510516, 595602, 739368, 765774, 794136, 893403, 1021032, 1191204, 1531548, 1786806, 2382408, 2680209, 3063096, 3573612, 5360418, 7147224, 10720836, 21441672]

約数ペア:

[(1, 21441672), (2, 10720836), (3, 7147224), (4, 5360418), (6, 3573612), (7, 3063096), (8, 2680209), (9, 2382408), (12, 1786806), (14, 1531548), (18, 1191204), (21, 1021032), (24, 893403), (27, 794136), (28, 765774), (29, 739368), (36, 595602), (42, 510516), (54, 397068), (56, 382887), (58, 369684), (63, 340344), (72, 297801), (81, 264712), (84, 255258), (87, 246456), (108, 198534), (116, 184842), (126, 170172), (162, 132356), (163, 131544), (168, 127629), (174, 123228), (189, 113448), (203, 105624), (216, 99267), (232, 92421), (252, 85086), (261, 82152), (324, 66178), (326, 65772), (348, 61614), (378, 56724), (406, 52812), (489, 43848), (504, 42543), (522, 41076), (567, 37816), (609, 35208), (648, 33089), (652, 32886), (696, 30807), (756, 28362), (783, 27384), (812, 26406), (978, 21924), (1044, 20538), (1134, 18908), (1141, 18792), (1218, 17604), (1304, 16443), (1467, 14616), (1512, 14181), (1566, 13692), (1624, 13203), (1827, 11736), (1956, 10962), (2088, 10269), (2268, 9454), (2282, 9396), (2349, 9128), (2436, 8802), (2934, 7308), (3132, 6846), (3423, 6264), (3654, 5868), (3912, 5481), (4401, 4872), (4536, 4727), (4564, 4698)]