21861801

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3167}}^1$

素因数の和:3245

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 12732759

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 531, 767, 2301, 3167, 6903, 9501, 28503, 41171, 123513, 186853, 370539, 560559, 1681677, 2429089, 7287267, 21861801]

約数ペア:

[(1, 21861801), (3, 7287267), (9, 2429089), (13, 1681677), (39, 560559), (59, 370539), (117, 186853), (177, 123513), (531, 41171), (767, 28503), (2301, 9501), (3167, 6903)]