21000434736

素因数分解:

$2^4\times 3^1\times {\mathrm{3413}}^1\times {\mathrm{128189}}^1$

素因数の和:131613

約数の個数: 40

約数和(自身を含む): 54267441840

約数和(自身を除く): 33267007104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 3413, 6826, 10239, 13652, 20478, 27304, 40956, 54608, 81912, 128189, 163824, 256378, 384567, 512756, 769134, 1025512, 1538268, 2051024, 3076536, 6153072, 437509057, 875018114, 1312527171, 1750036228, 2625054342, 3500072456, 5250108684, 7000144912, 10500217368, 21000434736]

約数ペア:

[(1, 21000434736), (2, 10500217368), (3, 7000144912), (4, 5250108684), (6, 3500072456), (8, 2625054342), (12, 1750036228), (16, 1312527171), (24, 875018114), (48, 437509057), (3413, 6153072), (6826, 3076536), (10239, 2051024), (13652, 1538268), (20478, 1025512), (27304, 769134), (40956, 512756), (54608, 384567), (81912, 256378), (128189, 163824)]