21162832

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{42667}}^1$

素因数の和:42706

約数の個数: 20

約数和(自身を含む): 42326656

約数和(自身を除く): 21163824

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 42667, 85334, 170668, 341336, 682672, 1322677, 2645354, 5290708, 10581416, 21162832]

約数ペア:

[(1, 21162832), (2, 10581416), (4, 5290708), (8, 2645354), (16, 1322677), (31, 682672), (62, 341336), (124, 170668), (248, 85334), (496, 42667)]