21432100

素因数分解:

$2^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{2003}}^1$

素因数の和:2124

約数の個数: 36

約数和(自身を含む): 46965744

約数和(自身を除く): 25533644

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 214, 428, 535, 1070, 2003, 2140, 2675, 4006, 5350, 8012, 10015, 10700, 20030, 40060, 50075, 100150, 200300, 214321, 428642, 857284, 1071605, 2143210, 4286420, 5358025, 10716050, 21432100]

約数ペア:

[(1, 21432100), (2, 10716050), (4, 5358025), (5, 4286420), (10, 2143210), (20, 1071605), (25, 857284), (50, 428642), (100, 214321), (107, 200300), (214, 100150), (428, 50075), (535, 40060), (1070, 20030), (2003, 10700), (2140, 10015), (2675, 8012), (4006, 5350)]