2021490237

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{7013}}^1$

素因数の和:7437

約数の個数: 32

約数和(自身を含む): 3063715200

約数和(自身を除く): 1042224963

約数列:

[1, 3, 13, 19, 39, 57, 247, 389, 741, 1167, 5057, 7013, 7391, 15171, 21039, 22173, 91169, 96083, 133247, 273507, 288249, 399741, 1732211, 2728057, 5196633, 8184171, 35464741, 51833083, 106394223, 155499249, 673830079, 2021490237]

約数ペア:

[(1, 2021490237), (3, 673830079), (13, 155499249), (19, 106394223), (39, 51833083), (57, 35464741), (247, 8184171), (389, 5196633), (741, 2728057), (1167, 1732211), (5057, 399741), (7013, 288249), (7391, 273507), (15171, 133247), (21039, 96083), (22173, 91169)]