21963044

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{853}}^1$

素因数の和:1055

約数の個数: 24

約数和(自身を含む): 39670008

約数和(自身を除く): 17706964

約数列:

[1, 2, 4, 41, 82, 157, 164, 314, 628, 853, 1706, 3412, 6437, 12874, 25748, 34973, 69946, 133921, 139892, 267842, 535684, 5490761, 10981522, 21963044]

約数ペア:

[(1, 21963044), (2, 10981522), (4, 5490761), (41, 535684), (82, 267842), (157, 139892), (164, 133921), (314, 69946), (628, 34973), (853, 25748), (1706, 12874), (3412, 6437)]