21977888

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{6301}}^1$

素因数の和:6420

約数の個数: 24

約数和(自身を含む): 43672860

約数和(自身を除く): 21694972

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 6301, 12602, 25204, 50408, 100816, 201632, 686809, 1373618, 2747236, 5494472, 10988944, 21977888]

約数ペア:

[(1, 21977888), (2, 10988944), (4, 5494472), (8, 2747236), (16, 1373618), (32, 686809), (109, 201632), (218, 100816), (436, 50408), (872, 25204), (1744, 12602), (3488, 6301)]