21832083

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 43330560

約数和(自身を除く): 21498477

約数列:

[1, 3, 7, 9, 13, 19, 21, 23, 39, 57, 61, 63, 69, 91, 117, 133, 161, 171, 183, 207, 247, 273, 299, 399, 427, 437, 483, 549, 741, 793, 819, 897, 1159, 1197, 1281, 1311, 1403, 1449, 1729, 2093, 2223, 2379, 2691, 3059, 3477, 3843, 3933, 4209, 5187, 5551, 5681, 6279, 7137, 8113, 9177, 9821, 10431, 12627, 15067, 15561, 16653, 17043, 18239, 18837, 24339, 26657, 27531, 29463, 39767, 45201, 49959, 51129, 54717, 73017, 79971, 88389, 105469, 119301, 127673, 135603, 164151, 186599, 239913, 316407, 346541, 357903, 383019, 559797, 949221, 1039623, 1149057, 1679391, 2425787, 3118869, 7277361, 21832083]

約数ペア:

[(1, 21832083), (3, 7277361), (7, 3118869), (9, 2425787), (13, 1679391), (19, 1149057), (21, 1039623), (23, 949221), (39, 559797), (57, 383019), (61, 357903), (63, 346541), (69, 316407), (91, 239913), (117, 186599), (133, 164151), (161, 135603), (171, 127673), (183, 119301), (207, 105469), (247, 88389), (273, 79971), (299, 73017), (399, 54717), (427, 51129), (437, 49959), (483, 45201), (549, 39767), (741, 29463), (793, 27531), (819, 26657), (897, 24339), (1159, 18837), (1197, 18239), (1281, 17043), (1311, 16653), (1403, 15561), (1449, 15067), (1729, 12627), (2093, 10431), (2223, 9821), (2379, 9177), (2691, 8113), (3059, 7137), (3477, 6279), (3843, 5681), (3933, 5551), (4209, 5187)]