21293544

素因数分解:

$2^3\times 3^1\times {\mathrm{277}}^1\times {\mathrm{3203}}^1$

素因数の和:3489

約数の個数: 32

約数和(自身を含む): 53442720

約数和(自身を除く): 32149176

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 277, 554, 831, 1108, 1662, 2216, 3203, 3324, 6406, 6648, 9609, 12812, 19218, 25624, 38436, 76872, 887231, 1774462, 2661693, 3548924, 5323386, 7097848, 10646772, 21293544]

約数ペア:

[(1, 21293544), (2, 10646772), (3, 7097848), (4, 5323386), (6, 3548924), (8, 2661693), (12, 1774462), (24, 887231), (277, 76872), (554, 38436), (831, 25624), (1108, 19218), (1662, 12812), (2216, 9609), (3203, 6648), (3324, 6406)]