21558672

素因数分解:

$2^4\times 3^2\times {\mathrm{149713}}^1$

素因数の和:149727

約数の個数: 30

約数和(自身を含む): 60334742

約数和(自身を除く): 38776070

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149713, 299426, 449139, 598852, 898278, 1197704, 1347417, 1796556, 2395408, 2694834, 3593112, 5389668, 7186224, 10779336, 21558672]

約数ペア:

[(1, 21558672), (2, 10779336), (3, 7186224), (4, 5389668), (6, 3593112), (8, 2694834), (9, 2395408), (12, 1796556), (16, 1347417), (18, 1197704), (24, 898278), (36, 598852), (48, 449139), (72, 299426), (144, 149713)]