21394374

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{86969}}^1$

素因数の和:87015

約数の個数: 16

約数和(自身を含む): 43832880

約数和(自身を除く): 22438506

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 86969, 173938, 260907, 521814, 3565729, 7131458, 10697187, 21394374]

約数ペア:

[(1, 21394374), (2, 10697187), (3, 7131458), (6, 3565729), (41, 521814), (82, 260907), (123, 173938), (246, 86969)]