21167138271

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1\times {\mathrm{8009}}^1$

素因数の和:8463

約数の個数: 32

約数和(自身を含む): 29989440000

約数和(自身を除く): 8822301729

約数列:

[1, 3, 19, 57, 199, 233, 597, 699, 3781, 4427, 8009, 11343, 13281, 24027, 46367, 139101, 152171, 456513, 880973, 1593791, 1866097, 2642919, 4781373, 5598291, 30282029, 35455843, 90846087, 106367529, 371353303, 1114059909, 7055712757, 21167138271]

約数ペア:

[(1, 21167138271), (3, 7055712757), (19, 1114059909), (57, 371353303), (199, 106367529), (233, 90846087), (597, 35455843), (699, 30282029), (3781, 5598291), (4427, 4781373), (8009, 2642919), (11343, 1866097), (13281, 1593791), (24027, 880973), (46367, 456513), (139101, 152171)]