21225708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84229}}^1$

素因数の和:84246

約数の個数: 36

約数和(自身を含む): 61319440

約数和(自身を除く): 40093732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84229, 168458, 252687, 336916, 505374, 589603, 758061, 1010748, 1179206, 1516122, 1768809, 2358412, 3032244, 3537618, 5306427, 7075236, 10612854, 21225708]

約数ペア:

[(1, 21225708), (2, 10612854), (3, 7075236), (4, 5306427), (6, 3537618), (7, 3032244), (9, 2358412), (12, 1768809), (14, 1516122), (18, 1179206), (21, 1010748), (28, 758061), (36, 589603), (42, 505374), (63, 336916), (84, 252687), (126, 168458), (252, 84229)]