21588538

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^2$

素因数の和:318

約数の個数: 24

約数和(自身を含む): 35485236

約数和(自身を除く): 13896698

約数列:

[1, 2, 17, 34, 37, 74, 131, 262, 629, 1258, 2227, 4454, 4847, 9694, 17161, 34322, 82399, 164798, 291737, 583474, 634957, 1269914, 10794269, 21588538]

約数ペア:

[(1, 21588538), (2, 10794269), (17, 1269914), (34, 634957), (37, 583474), (74, 291737), (131, 164798), (262, 82399), (629, 34322), (1258, 17161), (2227, 9694), (4454, 4847)]