21821766

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2857}}^1$

素因数の和:2948

約数の個数: 32

約数和(自身を含む): 46642560

約数和(自身を除く): 24820794

約数列:

[1, 2, 3, 6, 19, 38, 57, 67, 114, 134, 201, 402, 1273, 2546, 2857, 3819, 5714, 7638, 8571, 17142, 54283, 108566, 162849, 191419, 325698, 382838, 574257, 1148514, 3636961, 7273922, 10910883, 21821766]

約数ペア:

[(1, 21821766), (2, 10910883), (3, 7273922), (6, 3636961), (19, 1148514), (38, 574257), (57, 382838), (67, 325698), (114, 191419), (134, 162849), (201, 108566), (402, 54283), (1273, 17142), (2546, 8571), (2857, 7638), (3819, 5714)]