21874424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19121}}^1$

素因数の和:19151

約数の個数: 32

約数和(自身を含む): 48187440

約数和(自身を除く): 26313016

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 19121, 38242, 76484, 152968, 210331, 248573, 420662, 497146, 841324, 994292, 1682648, 1988584, 2734303, 5468606, 10937212, 21874424]

約数ペア:

[(1, 21874424), (2, 10937212), (4, 5468606), (8, 2734303), (11, 1988584), (13, 1682648), (22, 994292), (26, 841324), (44, 497146), (52, 420662), (88, 248573), (104, 210331), (143, 152968), (286, 76484), (572, 38242), (1144, 19121)]