2021293778

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8492831}}^1$

素因数の和:8492857

約数の個数: 16

約数和(自身を含む): 3668903424

約数和(自身を除く): 1647609646

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 8492831, 16985662, 59449817, 118899634, 144378127, 288756254, 1010646889, 2021293778]

約数ペア:

[(1, 2021293778), (2, 1010646889), (7, 288756254), (14, 144378127), (17, 118899634), (34, 59449817), (119, 16985662), (238, 8492831)]