21243676389

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1\times {\mathrm{9257}}^1$

素因数の和:9474

約数の個数: 48

約数和(自身を含む): 32394704832

約数和(自身を除く): 11151028443

約数列:

[1, 3, 13, 19, 39, 57, 163, 247, 361, 489, 741, 1083, 2119, 3097, 4693, 6357, 9257, 9291, 14079, 27771, 40261, 58843, 120341, 120783, 175883, 176529, 361023, 527649, 764959, 1508891, 2286479, 2294877, 3341777, 4526673, 6859437, 10025331, 19615583, 28668929, 43443101, 58846749, 86006787, 130329303, 372696077, 544709651, 1118088231, 1634128953, 7081225463, 21243676389]

約数ペア:

[(1, 21243676389), (3, 7081225463), (13, 1634128953), (19, 1118088231), (39, 544709651), (57, 372696077), (163, 130329303), (247, 86006787), (361, 58846749), (489, 43443101), (741, 28668929), (1083, 19615583), (2119, 10025331), (3097, 6859437), (4693, 4526673), (6357, 3341777), (9257, 2294877), (9291, 2286479), (14079, 1508891), (27771, 764959), (40261, 527649), (58843, 361023), (120341, 176529), (120783, 175883)]