6921747

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:760

約数の個数: 32

約数和(自身を含む): 11957760

約数和(自身を除く): 5036013

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 691, 1113, 1431, 2073, 3339, 4837, 6219, 10017, 14511, 18657, 36623, 43533, 109869, 130599, 256361, 329607, 769083, 988821, 2307249, 6921747]

約数ペア:

[(1, 6921747), (3, 2307249), (7, 988821), (9, 769083), (21, 329607), (27, 256361), (53, 130599), (63, 109869), (159, 43533), (189, 36623), (371, 18657), (477, 14511), (691, 10017), (1113, 6219), (1431, 4837), (2073, 3339)]