20851131

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{16829}}^1$

素因数の和:16898

約数の個数: 16

約数和(自身を含む): 32313600

約数和(自身を除く): 11462469

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 16829, 50487, 117803, 353409, 992911, 2978733, 6950377, 20851131]

約数ペア:

[(1, 20851131), (3, 6950377), (7, 2978733), (21, 992911), (59, 353409), (177, 117803), (413, 50487), (1239, 16829)]