21951342

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2099}}^1$

素因数の和:2197

約数の個数: 48

約数和(自身を含む): 55036800

約数和(自身を除く): 33085458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 83, 126, 166, 249, 498, 581, 747, 1162, 1494, 1743, 2099, 3486, 4198, 5229, 6297, 10458, 12594, 14693, 18891, 29386, 37782, 44079, 88158, 132237, 174217, 264474, 348434, 522651, 1045302, 1219519, 1567953, 2439038, 3135906, 3658557, 7317114, 10975671, 21951342]

約数ペア:

[(1, 21951342), (2, 10975671), (3, 7317114), (6, 3658557), (7, 3135906), (9, 2439038), (14, 1567953), (18, 1219519), (21, 1045302), (42, 522651), (63, 348434), (83, 264474), (126, 174217), (166, 132237), (249, 88158), (498, 44079), (581, 37782), (747, 29386), (1162, 18891), (1494, 14693), (1743, 12594), (2099, 10458), (3486, 6297), (4198, 5229)]