21368358

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9811}}^1$

素因数の和:9841

約数の個数: 36

約数和(自身を含む): 50894844

約数和(自身を除く): 29526486

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9811, 19622, 29433, 58866, 88299, 107921, 176598, 215842, 323763, 647526, 971289, 1187131, 1942578, 2374262, 3561393, 7122786, 10684179, 21368358]

約数ペア:

[(1, 21368358), (2, 10684179), (3, 7122786), (6, 3561393), (9, 2374262), (11, 1942578), (18, 1187131), (22, 971289), (33, 647526), (66, 323763), (99, 215842), (121, 176598), (198, 107921), (242, 88299), (363, 58866), (726, 29433), (1089, 19622), (2178, 9811)]