21649232

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{123007}}^1$

素因数の和:123026

約数の個数: 20

約数和(自身を含む): 45758976

約数和(自身を除く): 24109744

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 123007, 246014, 492028, 984056, 1353077, 1968112, 2706154, 5412308, 10824616, 21649232]

約数ペア:

[(1, 21649232), (2, 10824616), (4, 5412308), (8, 2706154), (11, 1968112), (16, 1353077), (22, 984056), (44, 492028), (88, 246014), (176, 123007)]