21552492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{138157}}^1$

素因数の和:138177

約数の個数: 24

約数和(自身を含む): 54157936

約数和(自身を除く): 32605444

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 138157, 276314, 414471, 552628, 828942, 1657884, 1796041, 3592082, 5388123, 7184164, 10776246, 21552492]

約数ペア:

[(1, 21552492), (2, 10776246), (3, 7184164), (4, 5388123), (6, 3592082), (12, 1796041), (13, 1657884), (26, 828942), (39, 552628), (52, 414471), (78, 276314), (156, 138157)]