21870276

素因数分解:

$2^2\times 3^1\times {\mathrm{653}}^1\times {\mathrm{2791}}^1$

素因数の和:3451

約数の個数: 24

約数和(自身を含む): 51127104

約数和(自身を除く): 29256828

約数列:

[1, 2, 3, 4, 6, 12, 653, 1306, 1959, 2612, 2791, 3918, 5582, 7836, 8373, 11164, 16746, 33492, 1822523, 3645046, 5467569, 7290092, 10935138, 21870276]

約数ペア:

[(1, 21870276), (2, 10935138), (3, 7290092), (4, 5467569), (6, 3645046), (12, 1822523), (653, 33492), (1306, 16746), (1959, 11164), (2612, 8373), (2791, 7836), (3918, 5582)]