21021534

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 47608704

約数和(自身を除く): 26587170

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 101, 186, 202, 279, 303, 373, 558, 606, 746, 909, 1119, 1818, 2238, 3131, 3357, 6262, 6714, 9393, 11563, 18786, 23126, 28179, 34689, 37673, 56358, 69378, 75346, 104067, 113019, 208134, 226038, 339057, 678114, 1167863, 2335726, 3503589, 7007178, 10510767, 21021534]

約数ペア:

[(1, 21021534), (2, 10510767), (3, 7007178), (6, 3503589), (9, 2335726), (18, 1167863), (31, 678114), (62, 339057), (93, 226038), (101, 208134), (186, 113019), (202, 104067), (279, 75346), (303, 69378), (373, 56358), (558, 37673), (606, 34689), (746, 28179), (909, 23126), (1119, 18786), (1818, 11563), (2238, 9393), (3131, 6714), (3357, 6262)]