21531006

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170881}}^1$

素因数の和:170896

約数の個数: 24

約数和(自身を含む): 53315184

約数和(自身を除く): 31784178

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170881, 341762, 512643, 1025286, 1196167, 1537929, 2392334, 3075858, 3588501, 7177002, 10765503, 21531006]

約数ペア:

[(1, 21531006), (2, 10765503), (3, 7177002), (6, 3588501), (7, 3075858), (9, 2392334), (14, 1537929), (18, 1196167), (21, 1025286), (42, 512643), (63, 341762), (126, 170881)]