21078432

素因数分解:

$2^5\times 3^2\times {\mathrm{73189}}^1$

素因数の和:73205

約数の個数: 36

約数和(自身を含む): 59942610

約数和(自身を除く): 38864178

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 73189, 146378, 219567, 292756, 439134, 585512, 658701, 878268, 1171024, 1317402, 1756536, 2342048, 2634804, 3513072, 5269608, 7026144, 10539216, 21078432]

約数ペア:

[(1, 21078432), (2, 10539216), (3, 7026144), (4, 5269608), (6, 3513072), (8, 2634804), (9, 2342048), (12, 1756536), (16, 1317402), (18, 1171024), (24, 878268), (32, 658701), (36, 585512), (48, 439134), (72, 292756), (96, 219567), (144, 146378), (288, 73189)]