21774757251

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1\times {\mathrm{12647}}^1$

素因数の和:13131

約数の個数: 32

約数和(自身を含む): 31600977408

約数和(自身を除く): 9826220157

約数列:

[1, 3, 13, 39, 131, 337, 393, 1011, 1703, 4381, 5109, 12647, 13143, 37941, 44147, 132441, 164411, 493233, 573911, 1656757, 1721733, 4262039, 4970271, 12786117, 21537841, 55406507, 64613523, 166219521, 558327109, 1674981327, 7258252417, 21774757251]

約数ペア:

[(1, 21774757251), (3, 7258252417), (13, 1674981327), (39, 558327109), (131, 166219521), (337, 64613523), (393, 55406507), (1011, 21537841), (1703, 12786117), (4381, 4970271), (5109, 4262039), (12647, 1721733), (13143, 1656757), (37941, 573911), (44147, 493233), (132441, 164411)]