21086741364

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2291041}}^1$

素因数の和:2291120

約数の個数: 48

約数和(自身を含む): 53885307840

約数和(自身を除く): 32798566476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 118, 156, 177, 236, 354, 708, 767, 1534, 2301, 3068, 4602, 9204, 2291041, 4582082, 6873123, 9164164, 13746246, 27492492, 29783533, 59567066, 89350599, 119134132, 135171419, 178701198, 270342838, 357402396, 405514257, 540685676, 811028514, 1622057028, 1757228447, 3514456894, 5271685341, 7028913788, 10543370682, 21086741364]

約数ペア:

[(1, 21086741364), (2, 10543370682), (3, 7028913788), (4, 5271685341), (6, 3514456894), (12, 1757228447), (13, 1622057028), (26, 811028514), (39, 540685676), (52, 405514257), (59, 357402396), (78, 270342838), (118, 178701198), (156, 135171419), (177, 119134132), (236, 89350599), (354, 59567066), (708, 29783533), (767, 27492492), (1534, 13746246), (2301, 9164164), (3068, 6873123), (4602, 4582082), (9204, 2291041)]