21242248

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6791}}^1$

素因数の和:6837

約数の個数: 32

約数和(自身を含む): 44012160

約数和(自身を除く): 22769912

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 6791, 13582, 27164, 54328, 115447, 156193, 230894, 312386, 461788, 624772, 923576, 1249544, 2655281, 5310562, 10621124, 21242248]

約数ペア:

[(1, 21242248), (2, 10621124), (4, 5310562), (8, 2655281), (17, 1249544), (23, 923576), (34, 624772), (46, 461788), (68, 312386), (92, 230894), (136, 156193), (184, 115447), (391, 54328), (782, 27164), (1564, 13582), (3128, 6791)]