21313341

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4903}}^1$

素因数の和:4942

約数の個数: 32

約数和(自身を含む): 37662720

約数和(自身を除く): 16349379

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 4903, 14709, 34321, 44127, 102963, 112769, 132381, 308889, 338307, 789383, 926667, 1014921, 2368149, 3044763, 7104447, 21313341]

約数ペア:

[(1, 21313341), (3, 7104447), (7, 3044763), (9, 2368149), (21, 1014921), (23, 926667), (27, 789383), (63, 338307), (69, 308889), (161, 132381), (189, 112769), (207, 102963), (483, 44127), (621, 34321), (1449, 14709), (4347, 4903)]