21335846

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 16265434

約数列:

[1, 2, 7, 14, 79, 101, 158, 191, 202, 382, 553, 707, 1106, 1337, 1414, 2674, 7979, 15089, 15958, 19291, 30178, 38582, 55853, 105623, 111706, 135037, 211246, 270074, 1523989, 3047978, 10667923, 21335846]

約数ペア:

[(1, 21335846), (2, 10667923), (7, 3047978), (14, 1523989), (79, 270074), (101, 211246), (158, 135037), (191, 111706), (202, 105623), (382, 55853), (553, 38582), (707, 30178), (1106, 19291), (1337, 15958), (1414, 15089), (2674, 7979)]