20210141908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3352711}}^1$

素因数の和:3352863

約数の個数: 24

約数和(自身を含む): 38864637504

約数和(自身を除く): 18654495596

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 6028, 3352711, 6705422, 13410844, 36879821, 73759642, 147519284, 459321407, 918642814, 1837285628, 5052535477, 10105070954, 20210141908]

約数ペア:

[(1, 20210141908), (2, 10105070954), (4, 5052535477), (11, 1837285628), (22, 918642814), (44, 459321407), (137, 147519284), (274, 73759642), (548, 36879821), (1507, 13410844), (3014, 6705422), (6028, 3352711)]