21923255

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{503}}^1$

素因数の和:910

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 5655625

約数列:

[1, 5, 23, 115, 379, 503, 1895, 2515, 8717, 11569, 43585, 57845, 190637, 953185, 4384651, 21923255]

約数ペア:

[(1, 21923255), (5, 4384651), (23, 953185), (115, 190637), (379, 57845), (503, 43585), (1895, 11569), (2515, 8717)]