21958952

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{6551}}^1$

素因数の和:6976

約数の個数: 16

約数和(自身を含む): 41277600

約数和(自身を除く): 19318648

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3352, 6551, 13102, 26204, 52408, 2744869, 5489738, 10979476, 21958952]

約数ペア:

[(1, 21958952), (2, 10979476), (4, 5489738), (8, 2744869), (419, 52408), (838, 26204), (1676, 13102), (3352, 6551)]