21039354

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{166979}}^1$

素因数の和:166994

約数の個数: 24

約数和(自身を含む): 52097760

約数和(自身を除く): 31058406

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 166979, 333958, 500937, 1001874, 1168853, 1502811, 2337706, 3005622, 3506559, 7013118, 10519677, 21039354]

約数ペア:

[(1, 21039354), (2, 10519677), (3, 7013118), (6, 3506559), (7, 3005622), (9, 2337706), (14, 1502811), (18, 1168853), (21, 1001874), (42, 500937), (63, 333958), (126, 166979)]