21562254

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 57866400

約数和(自身を除く): 36304146

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 49, 54, 58, 63, 87, 98, 126, 147, 174, 189, 203, 261, 281, 294, 378, 406, 441, 522, 562, 609, 783, 843, 882, 1218, 1323, 1421, 1566, 1686, 1827, 1967, 2529, 2646, 2842, 3654, 3934, 4263, 5058, 5481, 5901, 7587, 8149, 8526, 10962, 11802, 12789, 13769, 15174, 16298, 17703, 24447, 25578, 27538, 35406, 38367, 41307, 48894, 53109, 57043, 73341, 76734, 82614, 106218, 114086, 123921, 146682, 171129, 220023, 247842, 342258, 371763, 399301, 440046, 513387, 743526, 798602, 1026774, 1197903, 1540161, 2395806, 3080322, 3593709, 7187418, 10781127, 21562254]

約数ペア:

[(1, 21562254), (2, 10781127), (3, 7187418), (6, 3593709), (7, 3080322), (9, 2395806), (14, 1540161), (18, 1197903), (21, 1026774), (27, 798602), (29, 743526), (42, 513387), (49, 440046), (54, 399301), (58, 371763), (63, 342258), (87, 247842), (98, 220023), (126, 171129), (147, 146682), (174, 123921), (189, 114086), (203, 106218), (261, 82614), (281, 76734), (294, 73341), (378, 57043), (406, 53109), (441, 48894), (522, 41307), (562, 38367), (609, 35406), (783, 27538), (843, 25578), (882, 24447), (1218, 17703), (1323, 16298), (1421, 15174), (1566, 13769), (1686, 12789), (1827, 11802), (1967, 10962), (2529, 8526), (2646, 8149), (2842, 7587), (3654, 5901), (3934, 5481), (4263, 5058)]