20921630235982

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{245257}}^1\times {\mathrm{55901}}^1$

素因数の和:301276

約数の個数: 32

約数和(自身を含む): 36195489570240

約数和(自身を除く): 15273859334258

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 55901, 111802, 245257, 391307, 490514, 782614, 1716799, 3433598, 6093209, 12186418, 26733013, 42652463, 53466026, 85304926, 187131091, 374262182, 13710111557, 27420223114, 95970780899, 191941561798, 1494402159713, 2988804319426, 10460815117991, 20921630235982]

約数ペア:

[(1, 20921630235982), (2, 10460815117991), (7, 2988804319426), (14, 1494402159713), (109, 191941561798), (218, 95970780899), (763, 27420223114), (1526, 13710111557), (55901, 374262182), (111802, 187131091), (245257, 85304926), (391307, 53466026), (490514, 42652463), (782614, 26733013), (1716799, 12186418), (3433598, 6093209)]