21799556

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1301}}^1$

素因数の和:1435

約数の個数: 24

約数和(自身を含む): 39372480

約数和(自身を除く): 17572924

約数列:

[1, 2, 4, 59, 71, 118, 142, 236, 284, 1301, 2602, 4189, 5204, 8378, 16756, 76759, 92371, 153518, 184742, 307036, 369484, 5449889, 10899778, 21799556]

約数ペア:

[(1, 21799556), (2, 10899778), (4, 5449889), (59, 369484), (71, 307036), (118, 184742), (142, 153518), (236, 92371), (284, 76759), (1301, 16756), (2602, 8378), (4189, 5204)]