21203742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{504851}}^1$

素因数の和:504863

約数の個数: 16

約数和(自身を含む): 48465792

約数和(自身を除く): 27262050

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 504851, 1009702, 1514553, 3029106, 3533957, 7067914, 10601871, 21203742]

約数ペア:

[(1, 21203742), (2, 10601871), (3, 7067914), (6, 3533957), (7, 3029106), (14, 1514553), (21, 1009702), (42, 504851)]