21667976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2179}}^1$

素因数の和:2309

約数の個数: 32

約数和(自身を含む): 44733600

約数和(自身を除く): 23065624

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 113, 226, 452, 904, 1243, 2179, 2486, 4358, 4972, 8716, 9944, 17432, 23969, 47938, 95876, 191752, 246227, 492454, 984908, 1969816, 2708497, 5416994, 10833988, 21667976]

約数ペア:

[(1, 21667976), (2, 10833988), (4, 5416994), (8, 2708497), (11, 1969816), (22, 984908), (44, 492454), (88, 246227), (113, 191752), (226, 95876), (452, 47938), (904, 23969), (1243, 17432), (2179, 9944), (2486, 8716), (4358, 4972)]