21504348

素因数分解:

$2^2\times 3^2\times {\mathrm{563}}^1\times {\mathrm{1061}}^1$

素因数の和:1634

約数の個数: 36

約数和(自身を含む): 54506088

約数和(自身を除く): 33001740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 563, 1061, 1126, 1689, 2122, 2252, 3183, 3378, 4244, 5067, 6366, 6756, 9549, 10134, 12732, 19098, 20268, 38196, 597343, 1194686, 1792029, 2389372, 3584058, 5376087, 7168116, 10752174, 21504348]

約数ペア:

[(1, 21504348), (2, 10752174), (3, 7168116), (4, 5376087), (6, 3584058), (9, 2389372), (12, 1792029), (18, 1194686), (36, 597343), (563, 38196), (1061, 20268), (1126, 19098), (1689, 12732), (2122, 10134), (2252, 9549), (3183, 6756), (3378, 6366), (4244, 5067)]