21710928

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{4663}}^1$

素因数の和:4771

約数の個数: 40

約数和(自身を含む): 56676928

約数和(自身を除く): 34966000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4656, 4663, 9326, 13989, 18652, 27978, 37304, 55956, 74608, 111912, 223824, 452311, 904622, 1356933, 1809244, 2713866, 3618488, 5427732, 7236976, 10855464, 21710928]

約数ペア:

[(1, 21710928), (2, 10855464), (3, 7236976), (4, 5427732), (6, 3618488), (8, 2713866), (12, 1809244), (16, 1356933), (24, 904622), (48, 452311), (97, 223824), (194, 111912), (291, 74608), (388, 55956), (582, 37304), (776, 27978), (1164, 18652), (1552, 13989), (2328, 9326), (4656, 4663)]