21373578

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{17209}}^1$

素因数の和:17243

約数の個数: 32

約数和(自身を含む): 49564800

約数和(自身を除く): 28191222

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 17209, 34418, 51627, 103254, 154881, 309762, 395807, 464643, 791614, 929286, 1187421, 2374842, 3562263, 7124526, 10686789, 21373578]

約数ペア:

[(1, 21373578), (2, 10686789), (3, 7124526), (6, 3562263), (9, 2374842), (18, 1187421), (23, 929286), (27, 791614), (46, 464643), (54, 395807), (69, 309762), (138, 154881), (207, 103254), (414, 51627), (621, 34418), (1242, 17209)]