21887918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{1459}}^1$

素因数の和:2051

約数の個数: 16

約数和(自身を含む): 35442960

約数和(自身を除く): 13555042

約数列:

[1, 2, 13, 26, 577, 1154, 1459, 2918, 7501, 15002, 18967, 37934, 841843, 1683686, 10943959, 21887918]

約数ペア:

[(1, 21887918), (2, 10943959), (13, 1683686), (26, 841843), (577, 37934), (1154, 18967), (1459, 15002), (2918, 7501)]