21528221342

素因数分解:

$2^1\times {\mathrm{409}}^1\times {\mathrm{1129}}^1\times {\mathrm{23311}}^1$

素因数の和:24851

約数の個数: 16

約数和(自身を含む): 32401348800

約数和(自身を除く): 10873127458

約数列:

[1, 2, 409, 818, 1129, 2258, 23311, 46622, 461761, 923522, 9534199, 19068398, 26318119, 52636238, 10764110671, 21528221342]

約数ペア:

[(1, 21528221342), (2, 10764110671), (409, 52636238), (818, 26318119), (1129, 19068398), (2258, 9534199), (23311, 923522), (46622, 461761)]