21601577

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{547}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 24147072

約数和(自身を除く): 2545495

約数列:

[1, 17, 23, 101, 391, 547, 1717, 2323, 9299, 12581, 39491, 55247, 213877, 939199, 1270681, 21601577]

約数ペア:

[(1, 21601577), (17, 1270681), (23, 939199), (101, 213877), (391, 55247), (547, 39491), (1717, 12581), (2323, 9299)]