21092404

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{373}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 37741088

約数和(自身を除く): 16648684

約数列:

[1, 2, 4, 67, 134, 211, 268, 373, 422, 746, 844, 1492, 14137, 24991, 28274, 49982, 56548, 78703, 99964, 157406, 314812, 5273101, 10546202, 21092404]

約数ペア:

[(1, 21092404), (2, 10546202), (4, 5273101), (67, 314812), (134, 157406), (211, 99964), (268, 78703), (373, 56548), (422, 49982), (746, 28274), (844, 24991), (1492, 14137)]