21355536249

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{541}}^1\times {\mathrm{21821}}^1$

素因数の和:22438

約数の個数: 32

約数和(自身を含む): 32170865280

約数和(自身を除く): 10815329031

約数列:

[1, 3, 9, 27, 67, 201, 541, 603, 1623, 1809, 4869, 14607, 21821, 36247, 65463, 108741, 196389, 326223, 589167, 978669, 1462007, 4386021, 11805161, 13158063, 35415483, 39474189, 106246449, 318739347, 790945787, 2372837361, 7118512083, 21355536249]

約数ペア:

[(1, 21355536249), (3, 7118512083), (9, 2372837361), (27, 790945787), (67, 318739347), (201, 106246449), (541, 39474189), (603, 35415483), (1623, 13158063), (1809, 11805161), (4869, 4386021), (14607, 1462007), (21821, 978669), (36247, 589167), (65463, 326223), (108741, 196389)]