21004826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 34966080

約数和(自身を除く): 13961254

約数列:

[1, 2, 17, 34, 37, 59, 74, 118, 283, 566, 629, 1003, 1258, 2006, 2183, 4366, 4811, 9622, 10471, 16697, 20942, 33394, 37111, 74222, 178007, 283849, 356014, 567698, 617789, 1235578, 10502413, 21004826]

約数ペア:

[(1, 21004826), (2, 10502413), (17, 1235578), (34, 617789), (37, 567698), (59, 356014), (74, 283849), (118, 178007), (283, 74222), (566, 37111), (629, 33394), (1003, 20942), (1258, 16697), (2006, 10471), (2183, 9622), (4366, 4811)]