22031919

素因数分解:

$3^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 80

約数和(自身を含む): 42011200

約数和(自身を除く): 19979281

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 61, 63, 81, 91, 117, 147, 183, 189, 273, 343, 351, 427, 441, 549, 567, 637, 793, 819, 1029, 1053, 1281, 1323, 1647, 1911, 2379, 2457, 2989, 3087, 3843, 3969, 4459, 4941, 5551, 5733, 7137, 7371, 8967, 9261, 11529, 13377, 16653, 17199, 20923, 21411, 26901, 27783, 34587, 38857, 40131, 49959, 51597, 62769, 64233, 80703, 116571, 120393, 149877, 188307, 242109, 271999, 349713, 361179, 449631, 564921, 815997, 1049139, 1694763, 2447991, 3147417, 7343973, 22031919]

約数ペア:

[(1, 22031919), (3, 7343973), (7, 3147417), (9, 2447991), (13, 1694763), (21, 1049139), (27, 815997), (39, 564921), (49, 449631), (61, 361179), (63, 349713), (81, 271999), (91, 242109), (117, 188307), (147, 149877), (183, 120393), (189, 116571), (273, 80703), (343, 64233), (351, 62769), (427, 51597), (441, 49959), (549, 40131), (567, 38857), (637, 34587), (793, 27783), (819, 26901), (1029, 21411), (1053, 20923), (1281, 17199), (1323, 16653), (1647, 13377), (1911, 11529), (2379, 9261), (2457, 8967), (2989, 7371), (3087, 7137), (3843, 5733), (3969, 5551), (4459, 4941)]