21576774

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1063}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 24388026

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 199, 398, 597, 1063, 1194, 2126, 3189, 3383, 6378, 6766, 10149, 18071, 20298, 36142, 54213, 108426, 211537, 423074, 634611, 1269222, 3596129, 7192258, 10788387, 21576774]

約数ペア:

[(1, 21576774), (2, 10788387), (3, 7192258), (6, 3596129), (17, 1269222), (34, 634611), (51, 423074), (102, 211537), (199, 108426), (398, 54213), (597, 36142), (1063, 20298), (1194, 18071), (2126, 10149), (3189, 6766), (3383, 6378)]