21194329

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1619}}^1$

素因数の和:1704

約数の個数: 16

約数和(自身を含む): 24494400

約数和(自身を除く): 3300071

約数列:

[1, 13, 19, 53, 247, 689, 1007, 1619, 13091, 21047, 30761, 85807, 399893, 1115491, 1630333, 21194329]

約数ペア:

[(1, 21194329), (13, 1630333), (19, 1115491), (53, 399893), (247, 85807), (689, 30761), (1007, 21047), (1619, 13091)]