21020666

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{14741}}^1$

素因数の和:14797

約数の個数: 16

約数和(自身を含む): 33965568

約数和(自身を除く): 12944902

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 14741, 29482, 339043, 456971, 678086, 913942, 10510333, 21020666]

約数ペア:

[(1, 21020666), (2, 10510333), (23, 913942), (31, 678086), (46, 456971), (62, 339043), (713, 29482), (1426, 14741)]