21774893

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1621}}^1$

素因数の和:1748

約数の個数: 16

約数和(自身を含む): 26471040

約数和(自身を除く): 4696147

約数列:

[1, 7, 19, 101, 133, 707, 1621, 1919, 11347, 13433, 30799, 163721, 215593, 1146047, 3110699, 21774893]

約数ペア:

[(1, 21774893), (7, 3110699), (19, 1146047), (101, 215593), (133, 163721), (707, 30799), (1621, 13433), (1919, 11347)]