21090969210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2613503}}^1$

素因数の和:2613782

約数の個数: 32

約数和(自身を含む): 50806517760

約数和(自身を除く): 29715548550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 269, 538, 807, 1345, 1614, 2690, 4035, 8070, 2613503, 5227006, 7840509, 13067515, 15681018, 26135030, 39202545, 78405090, 703032307, 1406064614, 2109096921, 3515161535, 4218193842, 7030323070, 10545484605, 21090969210]

約数ペア:

[(1, 21090969210), (2, 10545484605), (3, 7030323070), (5, 4218193842), (6, 3515161535), (10, 2109096921), (15, 1406064614), (30, 703032307), (269, 78405090), (538, 39202545), (807, 26135030), (1345, 15681018), (1614, 13067515), (2690, 7840509), (4035, 5227006), (8070, 2613503)]