21516701977

素因数分解:

${\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{593}}^1\times {\mathrm{1907}}^1$

素因数の和:2912

約数の個数: 16

約数和(自身を含む): 22032362880

約数和(自身を除く): 515660903

約数列:

[1, 53, 359, 593, 1907, 19027, 31429, 101071, 212887, 684613, 1130851, 11283011, 36284489, 59935103, 405975509, 21516701977]

約数ペア:

[(1, 21516701977), (53, 405975509), (359, 59935103), (593, 36284489), (1907, 11283011), (19027, 1130851), (31429, 684613), (101071, 212887)]