21927895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1741}}^1$

素因数の和:1986

約数の個数: 16

約数和(自身を含む): 28847520

約数和(自身を除く): 6919625

約数列:

[1, 5, 11, 55, 229, 1145, 1741, 2519, 8705, 12595, 19151, 95755, 398689, 1993445, 4385579, 21927895]

約数ペア:

[(1, 21927895), (5, 4385579), (11, 1993445), (55, 398689), (229, 95755), (1145, 19151), (1741, 12595), (2519, 8705)]