21451374

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170249}}^1$

素因数の和:170264

約数の個数: 24

約数和(自身を含む): 53118000

約数和(自身を除く): 31666626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170249, 340498, 510747, 1021494, 1191743, 1532241, 2383486, 3064482, 3575229, 7150458, 10725687, 21451374]

約数ペア:

[(1, 21451374), (2, 10725687), (3, 7150458), (6, 3575229), (7, 3064482), (9, 2383486), (14, 1532241), (18, 1191743), (21, 1021494), (42, 510747), (63, 340498), (126, 170249)]