21315448

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34603}}^1$

素因数の和:34627

約数の個数: 32

約数和(自身を含む): 49829760

約数和(自身を除く): 28514312

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34603, 69206, 138412, 242221, 276824, 380633, 484442, 761266, 968884, 1522532, 1937768, 2664431, 3045064, 5328862, 10657724, 21315448]

約数ペア:

[(1, 21315448), (2, 10657724), (4, 5328862), (7, 3045064), (8, 2664431), (11, 1937768), (14, 1522532), (22, 968884), (28, 761266), (44, 484442), (56, 380633), (77, 276824), (88, 242221), (154, 138412), (308, 69206), (616, 34603)]