21377103

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1163}}^1$

素因数の和:1734

約数の個数: 16

約数和(自身を含む): 31176576

約数和(自身を除く): 9799473

約数列:

[1, 3, 11, 33, 557, 1163, 1671, 3489, 6127, 12793, 18381, 38379, 647791, 1943373, 7125701, 21377103]

約数ペア:

[(1, 21377103), (3, 7125701), (11, 1943373), (33, 647791), (557, 38379), (1163, 18381), (1671, 12793), (3489, 6127)]