20210747334

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{25713419}}^1$

素因数の和:25713555

約数の個数: 16

約数和(自身を含む): 40730057280

約数和(自身を除く): 20519309946

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 25713419, 51426838, 77140257, 154280514, 3368457889, 6736915778, 10105373667, 20210747334]

約数ペア:

[(1, 20210747334), (2, 10105373667), (3, 6736915778), (6, 3368457889), (131, 154280514), (262, 77140257), (393, 51426838), (786, 25713419)]