21429342

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9839}}^1$

素因数の和:9869

約数の個数: 36

約数和(自身を含む): 51040080

約数和(自身を除く): 29610738

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9839, 19678, 29517, 59034, 88551, 108229, 177102, 216458, 324687, 649374, 974061, 1190519, 1948122, 2381038, 3571557, 7143114, 10714671, 21429342]

約数ペア:

[(1, 21429342), (2, 10714671), (3, 7143114), (6, 3571557), (9, 2381038), (11, 1948122), (18, 1190519), (22, 974061), (33, 649374), (66, 324687), (99, 216458), (121, 177102), (198, 108229), (242, 88551), (363, 59034), (726, 29517), (1089, 19678), (2178, 9839)]