21823254

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:565

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 27709866

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 97, 174, 194, 261, 291, 431, 522, 582, 862, 873, 1293, 1746, 2586, 2813, 3879, 5626, 7758, 8439, 12499, 16878, 24998, 25317, 37497, 41807, 50634, 74994, 83614, 112491, 125421, 224982, 250842, 376263, 752526, 1212403, 2424806, 3637209, 7274418, 10911627, 21823254]

約数ペア:

[(1, 21823254), (2, 10911627), (3, 7274418), (6, 3637209), (9, 2424806), (18, 1212403), (29, 752526), (58, 376263), (87, 250842), (97, 224982), (174, 125421), (194, 112491), (261, 83614), (291, 74994), (431, 50634), (522, 41807), (582, 37497), (862, 25317), (873, 24998), (1293, 16878), (1746, 12499), (2586, 8439), (2813, 7758), (3879, 5626)]