21297852

素因数分解:

$2^2\times 3^2\times {\mathrm{251}}^1\times {\mathrm{2357}}^1$

素因数の和:2618

約数の個数: 36

約数和(自身を含む): 54073656

約数和(自身を除く): 32775804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 251, 502, 753, 1004, 1506, 2259, 2357, 3012, 4518, 4714, 7071, 9036, 9428, 14142, 21213, 28284, 42426, 84852, 591607, 1183214, 1774821, 2366428, 3549642, 5324463, 7099284, 10648926, 21297852]

約数ペア:

[(1, 21297852), (2, 10648926), (3, 7099284), (4, 5324463), (6, 3549642), (9, 2366428), (12, 1774821), (18, 1183214), (36, 591607), (251, 84852), (502, 42426), (753, 28284), (1004, 21213), (1506, 14142), (2259, 9428), (2357, 9036), (3012, 7071), (4518, 4714)]