21061908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83579}}^1$

素因数の和:83596

約数の個数: 36

約数和(自身を含む): 60846240

約数和(自身を除く): 39784332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 83579, 167158, 250737, 334316, 501474, 585053, 752211, 1002948, 1170106, 1504422, 1755159, 2340212, 3008844, 3510318, 5265477, 7020636, 10530954, 21061908]

約数ペア:

[(1, 21061908), (2, 10530954), (3, 7020636), (4, 5265477), (6, 3510318), (7, 3008844), (9, 2340212), (12, 1755159), (14, 1504422), (18, 1170106), (21, 1002948), (28, 752211), (36, 585053), (42, 501474), (63, 334316), (84, 250737), (126, 167158), (252, 83579)]