21094254

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 47449584

約数和(自身を除く): 26355330

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 101, 123, 202, 246, 283, 303, 369, 566, 606, 738, 849, 909, 1698, 1818, 2547, 4141, 5094, 8282, 11603, 12423, 23206, 24846, 28583, 34809, 37269, 57166, 69618, 74538, 85749, 104427, 171498, 208854, 257247, 514494, 1171903, 2343806, 3515709, 7031418, 10547127, 21094254]

約数ペア:

[(1, 21094254), (2, 10547127), (3, 7031418), (6, 3515709), (9, 2343806), (18, 1171903), (41, 514494), (82, 257247), (101, 208854), (123, 171498), (202, 104427), (246, 85749), (283, 74538), (303, 69618), (369, 57166), (566, 37269), (606, 34809), (738, 28583), (849, 24846), (909, 23206), (1698, 12423), (1818, 11603), (2547, 8282), (4141, 5094)]