21480750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{9547}}^1$

素因数の和:9570

約数の個数: 48

約数和(自身を含む): 58090032

約数和(自身を除く): 36609282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 750, 1125, 2250, 9547, 19094, 28641, 47735, 57282, 85923, 95470, 143205, 171846, 238675, 286410, 429615, 477350, 716025, 859230, 1193375, 1432050, 2148075, 2386750, 3580125, 4296150, 7160250, 10740375, 21480750]

約数ペア:

[(1, 21480750), (2, 10740375), (3, 7160250), (5, 4296150), (6, 3580125), (9, 2386750), (10, 2148075), (15, 1432050), (18, 1193375), (25, 859230), (30, 716025), (45, 477350), (50, 429615), (75, 286410), (90, 238675), (125, 171846), (150, 143205), (225, 95470), (250, 85923), (375, 57282), (450, 47735), (750, 28641), (1125, 19094), (2250, 9547)]