21531712

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17707}}^1$

素因数の和:17738

約数の個数: 28

約数和(自身を含む): 44978320

約数和(自身を除く): 23446608

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17707, 35414, 70828, 141656, 283312, 336433, 566624, 672866, 1133248, 1345732, 2691464, 5382928, 10765856, 21531712]

約数ペア:

[(1, 21531712), (2, 10765856), (4, 5382928), (8, 2691464), (16, 1345732), (19, 1133248), (32, 672866), (38, 566624), (64, 336433), (76, 283312), (152, 141656), (304, 70828), (608, 35414), (1216, 17707)]