21345506

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6899}}^1$

素因数の和:6938

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 20385694

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 6899, 13798, 48293, 89687, 96586, 117283, 179374, 234566, 627809, 820981, 1255618, 1524679, 1641962, 3049358, 10672753, 21345506]

約数ペア:

[(1, 21345506), (2, 10672753), (7, 3049358), (13, 1641962), (14, 1524679), (17, 1255618), (26, 820981), (34, 627809), (91, 234566), (119, 179374), (182, 117283), (221, 96586), (238, 89687), (442, 48293), (1547, 13798), (3094, 6899)]