21432658

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{17539}}^1$

素因数の和:17601

約数の個数: 16

約数和(自身を含む): 35360640

約数和(自身を除く): 13927982

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 17539, 35078, 228007, 456014, 824333, 1648666, 10716329, 21432658]

約数ペア:

[(1, 21432658), (2, 10716329), (13, 1648666), (26, 824333), (47, 456014), (94, 228007), (611, 35078), (1222, 17539)]