21352266

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{91249}}^1$

素因数の和:91270

約数の個数: 24

約数和(自身を含む): 49822500

約数和(自身を除く): 28470234

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 91249, 182498, 273747, 547494, 821241, 1186237, 1642482, 2372474, 3558711, 7117422, 10676133, 21352266]

約数ペア:

[(1, 21352266), (2, 10676133), (3, 7117422), (6, 3558711), (9, 2372474), (13, 1642482), (18, 1186237), (26, 821241), (39, 547494), (78, 273747), (117, 182498), (234, 91249)]