21159701

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 2064619

約数列:

[1, 23, 31, 59, 503, 713, 1357, 1829, 11569, 15593, 29677, 42067, 358639, 682571, 919987, 21159701]

約数ペア:

[(1, 21159701), (23, 919987), (31, 682571), (59, 358639), (503, 42067), (713, 29677), (1357, 15593), (1829, 11569)]