21649362

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4729}}^1$

素因数の和:4850

約数の個数: 32

約数和(自身を含む): 49948800

約数和(自身を除く): 28299438

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 109, 218, 327, 654, 763, 1526, 2289, 4578, 4729, 9458, 14187, 28374, 33103, 66206, 99309, 198618, 515461, 1030922, 1546383, 3092766, 3608227, 7216454, 10824681, 21649362]

約数ペア:

[(1, 21649362), (2, 10824681), (3, 7216454), (6, 3608227), (7, 3092766), (14, 1546383), (21, 1030922), (42, 515461), (109, 198618), (218, 99309), (327, 66206), (654, 33103), (763, 28374), (1526, 14187), (2289, 9458), (4578, 4729)]