21699954

素因数分解:

$2^1\times 3^3\times {\mathrm{251}}^1\times {\mathrm{1601}}^1$

素因数の和:1863

約数の個数: 32

約数和(自身を含む): 48444480

約数和(自身を除く): 26744526

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 251, 502, 753, 1506, 1601, 2259, 3202, 4518, 4803, 6777, 9606, 13554, 14409, 28818, 43227, 86454, 401851, 803702, 1205553, 2411106, 3616659, 7233318, 10849977, 21699954]

約数ペア:

[(1, 21699954), (2, 10849977), (3, 7233318), (6, 3616659), (9, 2411106), (18, 1205553), (27, 803702), (54, 401851), (251, 86454), (502, 43227), (753, 28818), (1506, 14409), (1601, 13554), (2259, 9606), (3202, 6777), (4518, 4803)]