21000691743

素因数分解:

$3^1\times {\mathrm{1619}}^1\times {\mathrm{2029}}^1\times {\mathrm{2131}}^1$

素因数の和:5782

約数の個数: 16

約数和(自身を含む): 28045180800

約数和(自身を除く): 7044489057

約数列:

[1, 3, 1619, 2029, 2131, 4857, 6087, 6393, 3284951, 3450089, 4323799, 9854853, 10350267, 12971397, 7000230581, 21000691743]

約数ペア:

[(1, 21000691743), (3, 7000230581), (1619, 12971397), (2029, 10350267), (2131, 9854853), (4857, 4323799), (6087, 3450089), (6393, 3284951)]