210542073

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{21377}}^1$

素因数の和:21461

約数の個数: 24

約数和(自身を含む): 331444512

約数和(自身を除く): 120902439

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 3283, 9849, 21377, 64131, 149639, 448917, 1047473, 1432259, 3142419, 4296777, 10025813, 30077439, 70180691, 210542073]

約数ペア:

[(1, 210542073), (3, 70180691), (7, 30077439), (21, 10025813), (49, 4296777), (67, 3142419), (147, 1432259), (201, 1047473), (469, 448917), (1407, 149639), (3283, 64131), (9849, 21377)]