21950768

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5297}}^1$

素因数の和:5349

約数の個数: 40

約数和(自身を含む): 49928352

約数和(自身を除く): 27977584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 5297, 10594, 21188, 37079, 42376, 74158, 84752, 148316, 195989, 296632, 391978, 593264, 783956, 1371923, 1567912, 2743846, 3135824, 5487692, 10975384, 21950768]

約数ペア:

[(1, 21950768), (2, 10975384), (4, 5487692), (7, 3135824), (8, 2743846), (14, 1567912), (16, 1371923), (28, 783956), (37, 593264), (56, 391978), (74, 296632), (112, 195989), (148, 148316), (259, 84752), (296, 74158), (518, 42376), (592, 37079), (1036, 21188), (2072, 10594), (4144, 5297)]