21538422

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1193}}^1$

素因数の和:1277

約数の個数: 48

約数和(自身を含む): 50291280

約数和(自身を除く): 28752858

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 59, 102, 118, 153, 177, 306, 354, 531, 1003, 1062, 1193, 2006, 2386, 3009, 3579, 6018, 7158, 9027, 10737, 18054, 20281, 21474, 40562, 60843, 70387, 121686, 140774, 182529, 211161, 365058, 422322, 633483, 1196579, 1266966, 2393158, 3589737, 7179474, 10769211, 21538422]

約数ペア:

[(1, 21538422), (2, 10769211), (3, 7179474), (6, 3589737), (9, 2393158), (17, 1266966), (18, 1196579), (34, 633483), (51, 422322), (59, 365058), (102, 211161), (118, 182529), (153, 140774), (177, 121686), (306, 70387), (354, 60843), (531, 40562), (1003, 21474), (1062, 20281), (1193, 18054), (2006, 10737), (2386, 9027), (3009, 7158), (3579, 6018)]