21083360

素因数分解:

$2^5\times 5^1\times {\mathrm{131771}}^1$

素因数の和:131786

約数の個数: 24

約数和(自身を含む): 49809816

約数和(自身を除く): 28726456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 131771, 263542, 527084, 658855, 1054168, 1317710, 2108336, 2635420, 4216672, 5270840, 10541680, 21083360]

約数ペア:

[(1, 21083360), (2, 10541680), (4, 5270840), (5, 4216672), (8, 2635420), (10, 2108336), (16, 1317710), (20, 1054168), (32, 658855), (40, 527084), (80, 263542), (160, 131771)]