21875026

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{907}}^1$

素因数の和:1329

約数の個数: 16

約数和(自身を含む): 33995520

約数和(自身を除く): 12120494

約数列:

[1, 2, 31, 62, 389, 778, 907, 1814, 12059, 24118, 28117, 56234, 352823, 705646, 10937513, 21875026]

約数ペア:

[(1, 21875026), (2, 10937513), (31, 705646), (62, 352823), (389, 56234), (778, 28117), (907, 24118), (1814, 12059)]