21846838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19541}}^1$

素因数の和:19599

約数の個数: 16

約数和(自身を含む): 36113616

約数和(自身を除く): 14266778

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 19541, 39082, 254033, 508066, 840263, 1680526, 10923419, 21846838]

約数ペア:

[(1, 21846838), (2, 10923419), (13, 1680526), (26, 840263), (43, 508066), (86, 254033), (559, 39082), (1118, 19541)]