21412724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13691}}^1$

素因数の和:13735

約数の個数: 24

約数和(自身を含む): 41404608

約数和(自身を除く): 19991884

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13691, 27382, 54764, 232747, 314893, 465494, 629786, 930988, 1259572, 5353181, 10706362, 21412724]

約数ペア:

[(1, 21412724), (2, 10706362), (4, 5353181), (17, 1259572), (23, 930988), (34, 629786), (46, 465494), (68, 314893), (92, 232747), (391, 54764), (782, 27382), (1564, 13691)]