21639046

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2609}}^1$

素因数の和:2664

約数の個数: 32

約数和(自身を含む): 39463200

約数和(自身を除く): 17824154

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 143, 286, 319, 377, 638, 754, 2609, 4147, 5218, 8294, 28699, 33917, 57398, 67834, 75661, 151322, 373087, 746174, 832271, 983593, 1664542, 1967186, 10819523, 21639046]

約数ペア:

[(1, 21639046), (2, 10819523), (11, 1967186), (13, 1664542), (22, 983593), (26, 832271), (29, 746174), (58, 373087), (143, 151322), (286, 75661), (319, 67834), (377, 57398), (638, 33917), (754, 28699), (2609, 8294), (4147, 5218)]