21870786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27407}}^1$

素因数の和:27438

約数の個数: 32

約数和(自身を含む): 52623360

約数和(自身を除く): 30752574

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 27407, 54814, 82221, 164442, 191849, 383698, 520733, 575547, 1041466, 1151094, 1562199, 3124398, 3645131, 7290262, 10935393, 21870786]

約数ペア:

[(1, 21870786), (2, 10935393), (3, 7290262), (6, 3645131), (7, 3124398), (14, 1562199), (19, 1151094), (21, 1041466), (38, 575547), (42, 520733), (57, 383698), (114, 191849), (133, 164442), (266, 82221), (399, 54814), (798, 27407)]