21195636

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 65499840

約数和(自身を除く): 44304204

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 29, 33, 42, 44, 49, 58, 66, 77, 84, 87, 98, 113, 116, 132, 147, 154, 174, 196, 203, 226, 231, 294, 308, 319, 339, 348, 406, 452, 462, 539, 588, 609, 638, 678, 791, 812, 924, 957, 1078, 1218, 1243, 1276, 1356, 1421, 1582, 1617, 1914, 2156, 2233, 2373, 2436, 2486, 2842, 3164, 3234, 3277, 3729, 3828, 4263, 4466, 4746, 4972, 5537, 5684, 6468, 6554, 6699, 7458, 8526, 8701, 8932, 9492, 9831, 11074, 13108, 13398, 14916, 15631, 16611, 17052, 17402, 19662, 22148, 22939, 26103, 26796, 31262, 33222, 34804, 36047, 39324, 45878, 46893, 52206, 60907, 62524, 66444, 68817, 72094, 91756, 93786, 104412, 108141, 121814, 137634, 144188, 160573, 182721, 187572, 216282, 243628, 252329, 275268, 321146, 365442, 432564, 481719, 504658, 642292, 730884, 756987, 963438, 1009316, 1513974, 1766303, 1926876, 3027948, 3532606, 5298909, 7065212, 10597818, 21195636]

約数ペア:

[(1, 21195636), (2, 10597818), (3, 7065212), (4, 5298909), (6, 3532606), (7, 3027948), (11, 1926876), (12, 1766303), (14, 1513974), (21, 1009316), (22, 963438), (28, 756987), (29, 730884), (33, 642292), (42, 504658), (44, 481719), (49, 432564), (58, 365442), (66, 321146), (77, 275268), (84, 252329), (87, 243628), (98, 216282), (113, 187572), (116, 182721), (132, 160573), (147, 144188), (154, 137634), (174, 121814), (196, 108141), (203, 104412), (226, 93786), (231, 91756), (294, 72094), (308, 68817), (319, 66444), (339, 62524), (348, 60907), (406, 52206), (452, 46893), (462, 45878), (539, 39324), (588, 36047), (609, 34804), (638, 33222), (678, 31262), (791, 26796), (812, 26103), (924, 22939), (957, 22148), (1078, 19662), (1218, 17402), (1243, 17052), (1276, 16611), (1356, 15631), (1421, 14916), (1582, 13398), (1617, 13108), (1914, 11074), (2156, 9831), (2233, 9492), (2373, 8932), (2436, 8701), (2486, 8526), (2842, 7458), (3164, 6699), (3234, 6554), (3277, 6468), (3729, 5684), (3828, 5537), (4263, 4972), (4466, 4746)]