21000470426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{22447}}^1\times {\mathrm{35983}}^1$

素因数の和:58445

約数の個数: 16

約数和(自身を含む): 33926290944

約数和(自身を除く): 12925820518

約数列:

[1, 2, 13, 26, 22447, 35983, 44894, 71966, 291811, 467779, 583622, 935558, 807710401, 1615420802, 10500235213, 21000470426]

約数ペア:

[(1, 21000470426), (2, 10500235213), (13, 1615420802), (26, 807710401), (22447, 935558), (35983, 583622), (44894, 467779), (71966, 291811)]