21484710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6121}}^1$

素因数の和:6150

約数の個数: 64

約数和(自身を含む): 61709760

約数和(自身を除く): 40225050

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 6121, 12242, 18363, 30605, 36726, 55089, 61210, 79573, 91815, 110178, 159146, 165267, 183630, 238719, 275445, 330534, 397865, 477438, 550890, 716157, 795730, 826335, 1193595, 1432314, 1652670, 2148471, 2387190, 3580785, 4296942, 7161570, 10742355, 21484710]

約数ペア:

[(1, 21484710), (2, 10742355), (3, 7161570), (5, 4296942), (6, 3580785), (9, 2387190), (10, 2148471), (13, 1652670), (15, 1432314), (18, 1193595), (26, 826335), (27, 795730), (30, 716157), (39, 550890), (45, 477438), (54, 397865), (65, 330534), (78, 275445), (90, 238719), (117, 183630), (130, 165267), (135, 159146), (195, 110178), (234, 91815), (270, 79573), (351, 61210), (390, 55089), (585, 36726), (702, 30605), (1170, 18363), (1755, 12242), (3510, 6121)]