21411442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 36892800

約数和(自身を除く): 15481358

約数列:

[1, 2, 13, 19, 26, 38, 89, 178, 247, 487, 494, 974, 1157, 1691, 2314, 3382, 6331, 9253, 12662, 18506, 21983, 43343, 43966, 86686, 120289, 240578, 563459, 823517, 1126918, 1647034, 10705721, 21411442]

約数ペア:

[(1, 21411442), (2, 10705721), (13, 1647034), (19, 1126918), (26, 823517), (38, 563459), (89, 240578), (178, 120289), (247, 86686), (487, 43966), (494, 43343), (974, 21983), (1157, 18506), (1691, 12662), (2314, 9253), (3382, 6331)]