210009681

素因数分解:

$3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{19961}}^1$

素因数の和:20141

約数の個数: 24

約数和(自身を含む): 348776064

約数和(自身を除く): 138766383

約数列:

[1, 3, 7, 9, 21, 63, 167, 501, 1169, 1503, 3507, 10521, 19961, 59883, 139727, 179649, 419181, 1257543, 3333487, 10000461, 23334409, 30001383, 70003227, 210009681]

約数ペア:

[(1, 210009681), (3, 70003227), (7, 30001383), (9, 23334409), (21, 10000461), (63, 3333487), (167, 1257543), (501, 419181), (1169, 179649), (1503, 139727), (3507, 59883), (10521, 19961)]