21960774912

素因数分解:

$2^8\times 3^1\times {\mathrm{331}}^1\times {\mathrm{86389}}^1$

素因数の和:86739

約数の個数: 72

約数和(自身を含む): 58624945120

約数和(自身を除く): 36664170208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 331, 384, 662, 768, 993, 1324, 1986, 2648, 3972, 5296, 7944, 10592, 15888, 21184, 31776, 42368, 63552, 84736, 86389, 127104, 172778, 254208, 259167, 345556, 518334, 691112, 1036668, 1382224, 2073336, 2764448, 4146672, 5528896, 8293344, 11057792, 16586688, 22115584, 28594759, 33173376, 57189518, 66346752, 85784277, 114379036, 171568554, 228758072, 343137108, 457516144, 686274216, 915032288, 1372548432, 1830064576, 2745096864, 3660129152, 5490193728, 7320258304, 10980387456, 21960774912]

約数ペア:

[(1, 21960774912), (2, 10980387456), (3, 7320258304), (4, 5490193728), (6, 3660129152), (8, 2745096864), (12, 1830064576), (16, 1372548432), (24, 915032288), (32, 686274216), (48, 457516144), (64, 343137108), (96, 228758072), (128, 171568554), (192, 114379036), (256, 85784277), (331, 66346752), (384, 57189518), (662, 33173376), (768, 28594759), (993, 22115584), (1324, 16586688), (1986, 11057792), (2648, 8293344), (3972, 5528896), (5296, 4146672), (7944, 2764448), (10592, 2073336), (15888, 1382224), (21184, 1036668), (31776, 691112), (42368, 518334), (63552, 345556), (84736, 259167), (86389, 254208), (127104, 172778)]