21442707

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16661}}^1$

素因数の和:16691

約数の個数: 24

約数和(自身を含む): 36389808

約数和(自身を除く): 14947101

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 16661, 49983, 149949, 183271, 216593, 549813, 649779, 1649439, 1949337, 2382523, 7147569, 21442707]

約数ペア:

[(1, 21442707), (3, 7147569), (9, 2382523), (11, 1949337), (13, 1649439), (33, 649779), (39, 549813), (99, 216593), (117, 183271), (143, 149949), (429, 49983), (1287, 16661)]