21584916

素因数分解:

$2^2\times 3^2\times {\mathrm{257}}^1\times {\mathrm{2333}}^1$

素因数の和:2600

約数の個数: 36

約数和(自身を含む): 54797652

約数和(自身を除く): 33212736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 257, 514, 771, 1028, 1542, 2313, 2333, 3084, 4626, 4666, 6999, 9252, 9332, 13998, 20997, 27996, 41994, 83988, 599581, 1199162, 1798743, 2398324, 3597486, 5396229, 7194972, 10792458, 21584916]

約数ペア:

[(1, 21584916), (2, 10792458), (3, 7194972), (4, 5396229), (6, 3597486), (9, 2398324), (12, 1798743), (18, 1199162), (36, 599581), (257, 83988), (514, 41994), (771, 27996), (1028, 20997), (1542, 13998), (2313, 9332), (2333, 9252), (3084, 6999), (4626, 4666)]