21031114

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 35315280

約数和(自身を除く): 14284166

約数列:

[1, 2, 13, 26, 41, 82, 109, 181, 218, 362, 533, 1066, 1417, 2353, 2834, 4469, 4706, 7421, 8938, 14842, 19729, 39458, 58097, 96473, 116194, 192946, 256477, 512954, 808889, 1617778, 10515557, 21031114]

約数ペア:

[(1, 21031114), (2, 10515557), (13, 1617778), (26, 808889), (41, 512954), (82, 256477), (109, 192946), (181, 116194), (218, 96473), (362, 58097), (533, 39458), (1066, 19729), (1417, 14842), (2353, 8938), (2834, 7421), (4469, 4706)]