21475928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6143}}^1$

素因数の和:6191

約数の個数: 32

約数和(自身を含む): 44236800

約数和(自身を除く): 22760872

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 6143, 12286, 24572, 49144, 116717, 141289, 233434, 282578, 466868, 565156, 933736, 1130312, 2684491, 5368982, 10737964, 21475928]

約数ペア:

[(1, 21475928), (2, 10737964), (4, 5368982), (8, 2684491), (19, 1130312), (23, 933736), (38, 565156), (46, 466868), (76, 282578), (92, 233434), (152, 141289), (184, 116717), (437, 49144), (874, 24572), (1748, 12286), (3496, 6143)]