21252510

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{78713}}^1$

素因数の和:78729

約数の個数: 32

約数和(自身を含む): 56674080

約数和(自身を除く): 35421570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 78713, 157426, 236139, 393565, 472278, 708417, 787130, 1180695, 1416834, 2125251, 2361390, 3542085, 4250502, 7084170, 10626255, 21252510]

約数ペア:

[(1, 21252510), (2, 10626255), (3, 7084170), (5, 4250502), (6, 3542085), (9, 2361390), (10, 2125251), (15, 1416834), (18, 1180695), (27, 787130), (30, 708417), (45, 472278), (54, 393565), (90, 236139), (135, 157426), (270, 78713)]