21489498

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51907}}^1$

素因数の和:51938

約数の個数: 24

約数和(自身を含む): 48585888

約数和(自身を除く): 27096390

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51907, 103814, 155721, 311442, 467163, 934326, 1193861, 2387722, 3581583, 7163166, 10744749, 21489498]

約数ペア:

[(1, 21489498), (2, 10744749), (3, 7163166), (6, 3581583), (9, 2387722), (18, 1193861), (23, 934326), (46, 467163), (69, 311442), (138, 155721), (207, 103814), (414, 51907)]