21150672

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{4951}}^1$

素因数の和:5051

約数の個数: 40

約数和(自身を含む): 55264320

約数和(自身を除く): 34113648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 534, 712, 1068, 1424, 2136, 4272, 4951, 9902, 14853, 19804, 29706, 39608, 59412, 79216, 118824, 237648, 440639, 881278, 1321917, 1762556, 2643834, 3525112, 5287668, 7050224, 10575336, 21150672]

約数ペア:

[(1, 21150672), (2, 10575336), (3, 7050224), (4, 5287668), (6, 3525112), (8, 2643834), (12, 1762556), (16, 1321917), (24, 881278), (48, 440639), (89, 237648), (178, 118824), (267, 79216), (356, 59412), (534, 39608), (712, 29706), (1068, 19804), (1424, 14853), (2136, 9902), (4272, 4951)]