21085614

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1$

素因数の和:1105

約数の個数: 48

約数和(自身を含む): 50347440

約数和(自身を除く): 29261826

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 109, 198, 218, 327, 654, 977, 981, 1199, 1954, 1962, 2398, 2931, 3597, 5862, 7194, 8793, 10747, 10791, 17586, 21494, 21582, 32241, 64482, 96723, 106493, 193446, 212986, 319479, 638958, 958437, 1171423, 1916874, 2342846, 3514269, 7028538, 10542807, 21085614]

約数ペア:

[(1, 21085614), (2, 10542807), (3, 7028538), (6, 3514269), (9, 2342846), (11, 1916874), (18, 1171423), (22, 958437), (33, 638958), (66, 319479), (99, 212986), (109, 193446), (198, 106493), (218, 96723), (327, 64482), (654, 32241), (977, 21582), (981, 21494), (1199, 17586), (1954, 10791), (1962, 10747), (2398, 8793), (2931, 7194), (3597, 5862)]