21300691

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 23731200

約数和(自身を除く): 2430509

約数列:

[1, 19, 23, 79, 437, 617, 1501, 1817, 11723, 14191, 34523, 48743, 269629, 926117, 1121089, 21300691]

約数ペア:

[(1, 21300691), (19, 1121089), (23, 926117), (79, 269629), (437, 48743), (617, 34523), (1501, 14191), (1817, 11723)]