21000658181

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1451}}^1\times {\mathrm{12911}}^1$

素因数の和:14440

約数の個数: 16

約数和(自身を含む): 22497868800

約数和(自身を除く): 1497210619

約数列:

[1, 19, 59, 1121, 1451, 12911, 27569, 85609, 245309, 761749, 1626571, 14473231, 18733861, 355943359, 1105297799, 21000658181]

約数ペア:

[(1, 21000658181), (19, 1105297799), (59, 355943359), (1121, 18733861), (1451, 14473231), (12911, 1626571), (27569, 761749), (85609, 245309)]