21929702991

素因数分解:

$3^1\times 7^2\times {\mathrm{1609}}^1\times {\mathrm{92717}}^1$

素因数の和:94343

約数の個数: 24

約数和(自身を含む): 34034923440

約数和(自身を除く): 12105220449

約数列:

[1, 3, 7, 21, 49, 147, 1609, 4827, 11263, 33789, 78841, 92717, 236523, 278151, 649019, 1947057, 4543133, 13629399, 149181653, 447544959, 1044271571, 3132814713, 7309900997, 21929702991]

約数ペア:

[(1, 21929702991), (3, 7309900997), (7, 3132814713), (21, 1044271571), (49, 447544959), (147, 149181653), (1609, 13629399), (4827, 4543133), (11263, 1947057), (33789, 649019), (78841, 278151), (92717, 236523)]