21930402

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{281159}}^1$

素因数の和:281177

約数の個数: 16

約数和(自身を含む): 47234880

約数和(自身を除く): 25304478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 281159, 562318, 843477, 1686954, 3655067, 7310134, 10965201, 21930402]

約数ペア:

[(1, 21930402), (2, 10965201), (3, 7310134), (6, 3655067), (13, 1686954), (26, 843477), (39, 562318), (78, 281159)]