21273099

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{3877}}^1$

素因数の和:3970

約数の個数: 16

約数和(自身を含む): 29783040

約数和(自身を除く): 8509941

約数列:

[1, 3, 31, 59, 93, 177, 1829, 3877, 5487, 11631, 120187, 228743, 360561, 686229, 7091033, 21273099]

約数ペア:

[(1, 21273099), (3, 7091033), (31, 686229), (59, 360561), (93, 228743), (177, 120187), (1829, 11631), (3877, 5487)]