21740114

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 37158912

約数和(自身を除く): 15418798

約数列:

[1, 2, 11, 22, 31, 62, 127, 251, 254, 341, 502, 682, 1397, 2761, 2794, 3937, 5522, 7781, 7874, 15562, 31877, 43307, 63754, 85591, 86614, 171182, 350647, 701294, 988187, 1976374, 10870057, 21740114]

約数ペア:

[(1, 21740114), (2, 10870057), (11, 1976374), (22, 988187), (31, 701294), (62, 350647), (127, 171182), (251, 86614), (254, 85591), (341, 63754), (502, 43307), (682, 31877), (1397, 15562), (2761, 7874), (2794, 7781), (3937, 5522)]