21169272

素因数分解:

$2^3\times 3^1\times {\mathrm{521}}^1\times {\mathrm{1693}}^1$

素因数の和:2223

約数の個数: 32

約数和(自身を含む): 53056080

約数和(自身を除く): 31886808

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 521, 1042, 1563, 1693, 2084, 3126, 3386, 4168, 5079, 6252, 6772, 10158, 12504, 13544, 20316, 40632, 882053, 1764106, 2646159, 3528212, 5292318, 7056424, 10584636, 21169272]

約数ペア:

[(1, 21169272), (2, 10584636), (3, 7056424), (4, 5292318), (6, 3528212), (8, 2646159), (12, 1764106), (24, 882053), (521, 40632), (1042, 20316), (1563, 13544), (1693, 12504), (2084, 10158), (3126, 6772), (3386, 6252), (4168, 5079)]