21242026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{17383}}^1$

素因数の和:17445

約数の個数: 16

約数和(自身を含む): 35046144

約数和(自身を除く): 13804118

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 17383, 34766, 225979, 451958, 817001, 1634002, 10621013, 21242026]

約数ペア:

[(1, 21242026), (2, 10621013), (13, 1634002), (26, 817001), (47, 451958), (94, 225979), (611, 34766), (1222, 17383)]