21152803763

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{2287}}^1$

素因数の和:2452

約数の個数: 64

約数和(自身を含む): 27810951168

約数和(自身を除く): 6658147405

約数列:

[1, 7, 13, 37, 41, 67, 91, 259, 287, 469, 481, 533, 871, 1517, 2287, 2479, 2747, 3367, 3731, 6097, 10619, 16009, 17353, 19229, 19721, 29731, 32227, 35711, 84619, 93767, 101639, 138047, 153229, 208117, 225589, 249977, 592333, 656369, 711473, 1072603, 1100047, 1218971, 1321307, 1991977, 3469379, 5669473, 6282389, 7700329, 8532797, 9249149, 13943839, 24285653, 39686311, 43976723, 45101927, 73703149, 81671057, 232448393, 315713489, 515922043, 571697399, 1627138751, 3021829109, 21152803763]

約数ペア:

[(1, 21152803763), (7, 3021829109), (13, 1627138751), (37, 571697399), (41, 515922043), (67, 315713489), (91, 232448393), (259, 81671057), (287, 73703149), (469, 45101927), (481, 43976723), (533, 39686311), (871, 24285653), (1517, 13943839), (2287, 9249149), (2479, 8532797), (2747, 7700329), (3367, 6282389), (3731, 5669473), (6097, 3469379), (10619, 1991977), (16009, 1321307), (17353, 1218971), (19229, 1100047), (19721, 1072603), (29731, 711473), (32227, 656369), (35711, 592333), (84619, 249977), (93767, 225589), (101639, 208117), (138047, 153229)]