21346760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{23203}}^1$

素因数の和:23237

約数の個数: 32

約数和(自身を含む): 50120640

約数和(自身を除く): 28773880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 23203, 46406, 92812, 116015, 185624, 232030, 464060, 533669, 928120, 1067338, 2134676, 2668345, 4269352, 5336690, 10673380, 21346760]

約数ペア:

[(1, 21346760), (2, 10673380), (4, 5336690), (5, 4269352), (8, 2668345), (10, 2134676), (20, 1067338), (23, 928120), (40, 533669), (46, 464060), (92, 232030), (115, 185624), (184, 116015), (230, 92812), (460, 46406), (920, 23203)]