21775353

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{463}}^1$

素因数の和:784

約数の個数: 16

約数和(自身を含む): 29688576

約数和(自身を除く): 7913223

約数列:

[1, 3, 61, 183, 257, 463, 771, 1389, 15677, 28243, 47031, 84729, 118991, 356973, 7258451, 21775353]

約数ペア:

[(1, 21775353), (3, 7258451), (61, 356973), (183, 118991), (257, 84729), (463, 47031), (771, 28243), (1389, 15677)]