21563790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6361}}^1$

素因数の和:6484

約数の個数: 32

約数和(自身を含む): 52219296

約数和(自身を除く): 30655506

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 113, 226, 339, 565, 678, 1130, 1695, 3390, 6361, 12722, 19083, 31805, 38166, 63610, 95415, 190830, 718793, 1437586, 2156379, 3593965, 4312758, 7187930, 10781895, 21563790]

約数ペア:

[(1, 21563790), (2, 10781895), (3, 7187930), (5, 4312758), (6, 3593965), (10, 2156379), (15, 1437586), (30, 718793), (113, 190830), (226, 95415), (339, 63610), (565, 38166), (678, 31805), (1130, 19083), (1695, 12722), (3390, 6361)]