21000228269

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{1549}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 22900320000

約数和(自身を除く): 1900091731

約数列:

[1, 23, 37, 89, 179, 851, 1549, 2047, 3293, 4117, 6623, 15931, 35627, 57313, 75739, 137861, 152329, 277271, 366413, 589447, 1318199, 3170803, 5100857, 6377233, 10259027, 13557281, 24677119, 117319711, 235957621, 567573737, 913053403, 21000228269]

約数ペア:

[(1, 21000228269), (23, 913053403), (37, 567573737), (89, 235957621), (179, 117319711), (851, 24677119), (1549, 13557281), (2047, 10259027), (3293, 6377233), (4117, 5100857), (6623, 3170803), (15931, 1318199), (35627, 589447), (57313, 366413), (75739, 277271), (137861, 152329)]