21124260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{39119}}^1$

素因数の和:39137

約数の個数: 48

約数和(自身を含む): 65721600

約数和(自身を除く): 44597340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 39119, 78238, 117357, 156476, 195595, 234714, 352071, 391190, 469428, 586785, 704142, 782380, 1056213, 1173570, 1408284, 1760355, 2112426, 2347140, 3520710, 4224852, 5281065, 7041420, 10562130, 21124260]

約数ペア:

[(1, 21124260), (2, 10562130), (3, 7041420), (4, 5281065), (5, 4224852), (6, 3520710), (9, 2347140), (10, 2112426), (12, 1760355), (15, 1408284), (18, 1173570), (20, 1056213), (27, 782380), (30, 704142), (36, 586785), (45, 469428), (54, 391190), (60, 352071), (90, 234714), (108, 195595), (135, 156476), (180, 117357), (270, 78238), (540, 39119)]