21717236

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4073}}^1$

素因数の和:4151

約数の個数: 24

約数和(自身を含む): 40153344

約数和(自身を除く): 18436108

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 4073, 5332, 8146, 16292, 126263, 175139, 252526, 350278, 505052, 700556, 5429309, 10858618, 21717236]

約数ペア:

[(1, 21717236), (2, 10858618), (4, 5429309), (31, 700556), (43, 505052), (62, 350278), (86, 252526), (124, 175139), (172, 126263), (1333, 16292), (2666, 8146), (4073, 5332)]