21537330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{19403}}^1$

素因数の和:19450

約数の個数: 32

約数和(自身を含む): 53089344

約数和(自身を除く): 31552014

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 19403, 38806, 58209, 97015, 116418, 194030, 291045, 582090, 717911, 1435822, 2153733, 3589555, 4307466, 7179110, 10768665, 21537330]

約数ペア:

[(1, 21537330), (2, 10768665), (3, 7179110), (5, 4307466), (6, 3589555), (10, 2153733), (15, 1435822), (30, 717911), (37, 582090), (74, 291045), (111, 194030), (185, 116418), (222, 97015), (370, 58209), (555, 38806), (1110, 19403)]