21540142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{22391}}^1$

素因数の和:22443

約数の個数: 16

約数和(自身を含む): 35737632

約数和(自身を除く): 14197490

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 22391, 44782, 291083, 582166, 828467, 1656934, 10770071, 21540142]

約数ペア:

[(1, 21540142), (2, 10770071), (13, 1656934), (26, 828467), (37, 582166), (74, 291083), (481, 44782), (962, 22391)]