21806946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9109}}^1$

素因数の和:9143

約数の個数: 48

約数和(自身を含む): 56846400

約数和(自身を除く): 35039454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 9109, 18218, 27327, 54654, 63763, 81981, 127526, 163962, 173071, 191289, 346142, 382578, 519213, 573867, 1038426, 1147734, 1211497, 1557639, 2422994, 3115278, 3634491, 7268982, 10903473, 21806946]

約数ペア:

[(1, 21806946), (2, 10903473), (3, 7268982), (6, 3634491), (7, 3115278), (9, 2422994), (14, 1557639), (18, 1211497), (19, 1147734), (21, 1038426), (38, 573867), (42, 519213), (57, 382578), (63, 346142), (114, 191289), (126, 173071), (133, 163962), (171, 127526), (266, 81981), (342, 63763), (399, 54654), (798, 27327), (1197, 18218), (2394, 9109)]