21746116

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{10639}}^1$

素因数の和:10723

約数の個数: 24

約数和(自身を含む): 44092160

約数和(自身を除く): 22346044

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 10639, 21278, 42556, 74473, 148946, 297892, 776647, 1553294, 3106588, 5436529, 10873058, 21746116]

約数ペア:

[(1, 21746116), (2, 10873058), (4, 5436529), (7, 3106588), (14, 1553294), (28, 776647), (73, 297892), (146, 148946), (292, 74473), (511, 42556), (1022, 21278), (2044, 10639)]