21054216

素因数分解:

$2^3\times 3^1\times {\mathrm{277}}^1\times {\mathrm{3167}}^1$

素因数の和:3453

約数の個数: 32

約数和(自身を含む): 52842240

約数和(自身を除く): 31788024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 277, 554, 831, 1108, 1662, 2216, 3167, 3324, 6334, 6648, 9501, 12668, 19002, 25336, 38004, 76008, 877259, 1754518, 2631777, 3509036, 5263554, 7018072, 10527108, 21054216]

約数ペア:

[(1, 21054216), (2, 10527108), (3, 7018072), (4, 5263554), (6, 3509036), (8, 2631777), (12, 1754518), (24, 877259), (277, 76008), (554, 38004), (831, 25336), (1108, 19002), (1662, 12668), (2216, 9501), (3167, 6648), (3324, 6334)]