21014778727894

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{719}}^1\times {\mathrm{1543}}^1\times {\mathrm{79589}}^1$

素因数の和:81877

約数の個数: 64

約数和(自身を含む): 38222760038400

約数和(自身を除く): 17207981310506

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 719, 1438, 1543, 3086, 5033, 10066, 10801, 12223, 21602, 24446, 26231, 52462, 79589, 85561, 159178, 171122, 183617, 367234, 557123, 1109417, 1114246, 1353013, 2218834, 2706026, 7765919, 9471091, 15531838, 18860089, 18942182, 37720178, 57224491, 114448982, 122805827, 132020623, 245611654, 264041246, 400571437, 801142874, 859640789, 972816347, 1719281578, 1945632694, 2087699059, 4175398118, 6809714429, 13619428858, 14613893413, 29227786826, 88297389613, 176594779226, 618081727291, 1236163454582, 1501055623421, 3002111246842, 10507389363947, 21014778727894]

約数ペア:

[(1, 21014778727894), (2, 10507389363947), (7, 3002111246842), (14, 1501055623421), (17, 1236163454582), (34, 618081727291), (119, 176594779226), (238, 88297389613), (719, 29227786826), (1438, 14613893413), (1543, 13619428858), (3086, 6809714429), (5033, 4175398118), (10066, 2087699059), (10801, 1945632694), (12223, 1719281578), (21602, 972816347), (24446, 859640789), (26231, 801142874), (52462, 400571437), (79589, 264041246), (85561, 245611654), (159178, 132020623), (171122, 122805827), (183617, 114448982), (367234, 57224491), (557123, 37720178), (1109417, 18942182), (1114246, 18860089), (1353013, 15531838), (2218834, 9471091), (2706026, 7765919)]