21831222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7321}}^1$

素因数の和:7404

約数の個数: 32

約数和(自身を含む): 50609664

約数和(自身を除く): 28778442

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 7321, 14642, 21963, 43926, 51247, 102494, 153741, 307482, 519791, 1039582, 1559373, 3118746, 3638537, 7277074, 10915611, 21831222]

約数ペア:

[(1, 21831222), (2, 10915611), (3, 7277074), (6, 3638537), (7, 3118746), (14, 1559373), (21, 1039582), (42, 519791), (71, 307482), (142, 153741), (213, 102494), (426, 51247), (497, 43926), (994, 21963), (1491, 14642), (2982, 7321)]