21723958

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 13734602

約数列:

[1, 2, 29, 37, 53, 58, 74, 106, 191, 382, 1073, 1537, 1961, 2146, 3074, 3922, 5539, 7067, 10123, 11078, 14134, 20246, 56869, 113738, 204943, 293567, 374551, 409886, 587134, 749102, 10861979, 21723958]

約数ペア:

[(1, 21723958), (2, 10861979), (29, 749102), (37, 587134), (53, 409886), (58, 374551), (74, 293567), (106, 204943), (191, 113738), (382, 56869), (1073, 20246), (1537, 14134), (1961, 11078), (2146, 10123), (3074, 7067), (3922, 5539)]