21594260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56827}}^1$

素因数の和:56855

約数の個数: 24

約数和(自身を含む): 47735520

約数和(自身を除く): 26141260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 56827, 113654, 227308, 284135, 568270, 1079713, 1136540, 2159426, 4318852, 5398565, 10797130, 21594260]

約数ペア:

[(1, 21594260), (2, 10797130), (4, 5398565), (5, 4318852), (10, 2159426), (19, 1136540), (20, 1079713), (38, 568270), (76, 284135), (95, 227308), (190, 113654), (380, 56827)]