21000663482

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{129517}}^1$

素因数の和:129806

約数の個数: 32

約数和(自身を含む): 35249618880

約数和(自身を除く): 14248955398

約数列:

[1, 2, 17, 19, 34, 38, 251, 323, 502, 646, 4267, 4769, 8534, 9538, 81073, 129517, 162146, 259034, 2201789, 2460823, 4403578, 4921646, 32508767, 41833991, 65017534, 83667982, 552649039, 617666573, 1105298078, 1235333146, 10500331741, 21000663482]

約数ペア:

[(1, 21000663482), (2, 10500331741), (17, 1235333146), (19, 1105298078), (34, 617666573), (38, 552649039), (251, 83667982), (323, 65017534), (502, 41833991), (646, 32508767), (4267, 4921646), (4769, 4403578), (8534, 2460823), (9538, 2201789), (81073, 259034), (129517, 162146)]