21000299017

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{205043}}^1$

素因数の和:205200

約数の個数: 16

約数和(自身を含む): 22577804928

約数和(自身を除く): 1577505911

約数列:

[1, 23, 61, 73, 1403, 1679, 4453, 102419, 205043, 4715989, 12507623, 14968139, 287675329, 344267197, 913056479, 21000299017]

約数ペア:

[(1, 21000299017), (23, 913056479), (61, 344267197), (73, 287675329), (1403, 14968139), (1679, 12507623), (4453, 4715989), (102419, 205043)]